1136859456 has 112 divisors (see below), whose sum is σ = 3212250624. Its totient is φ = 353988096.

The previous prime is 1136859443. The next prime is 1136859457. The reversal of 1136859456 is 6549586311.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136859457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186895 + ... + 192881.

Almost surely, 2^1136859456 is an apocalyptic number.

1136859456 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 1136859456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1606125312).

1136859456 is an abundant number, since it is smaller than the sum of its proper divisors (2075391168).

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

1136859456 is a wasteful number, since it uses less digits than its factorization.

1136859456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068 (or 6058 counting only the distinct ones).

The product of its digits is 777600, while the sum is 48.

The square root of 1136859456 is about 33717.3465148134. The cubic root of 1136859456 is about 1043.6837608842.

The spelling of 1136859456 in words is "one billion, one hundred thirty-six million, eight hundred fifty-nine thousand, four hundred fifty-six".