1115142336 has 672 divisors, whose sum is σ = 4491532800. Its totient is φ = 263208960.

The previous prime is 1115142331. The next prime is 1115142341. The reversal of 1115142336 is 6332415111.

It is a happy number.

1115142336 is a `hidden beast` number, since 111 + 514 + 2 + 3 + 36 = 666.

It is an interprime number because it is at equal distance from previous prime (1115142331) and next prime (1115142341).

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1115142331) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 38453170 + ... + 38453198.

Almost surely, 2^1115142336 is an apocalyptic number.

1115142336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115142336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2245766400).

1115142336 is an abundant number, since it is smaller than the sum of its proper divisors (3376390464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1115142336 is a wasteful number, since it uses less digits than its factorization.

1115142336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 69 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1115142336 is about 33393.7469595731. The cubic root of 1115142336 is about 1036.9952521506.

Adding to 1115142336 its reverse (6332415111), we get a palindrome (7447557447).

The spelling of 1115142336 in words is "one billion, one hundred fifteen million, one hundred forty-two thousand, three hundred thirty-six".