1151163376 has 40 divisors (see below), whose sum is σ = 2448129024. Its totient is φ = 520032960.

The previous prime is 1151163373. The next prime is 1151163379. The reversal of 1151163376 is 6733611511.

It is an interprime number because it is at equal distance from previous prime (1151163373) and next prime (1151163379).

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151163373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8625 + ... + 48751.

Almost surely, 2^1151163376 is an apocalyptic number.

1151163376 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 1151163376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1224064512).

1151163376 is an abundant number, since it is smaller than the sum of its proper divisors (1296965648).

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

1151163376 is a wasteful number, since it uses less digits than its factorization.

1151163376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40309 (or 40303 counting only the distinct ones).

The product of its digits is 11340, while the sum is 34.

The square root of 1151163376 is about 33928.7986229987. The cubic root of 1151163376 is about 1048.0427259546.

Adding to 1151163376 its reverse (6733611511), we get a palindrome (7884774887).

The spelling of 1151163376 in words is "one billion, one hundred fifty-one million, one hundred sixty-three thousand, three hundred seventy-six".