1151892252 has 120 divisors (see below), whose sum is σ = 3622720640. Its totient is φ = 311778720.

The previous prime is 1151892211. The next prime is 1151892317. The reversal of 1151892252 is 2522981511.

1151892252 is a `hidden beast` number, since 1 + 1 + 518 + 92 + 2 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 29727 + ... + 56457.

Almost surely, 2^1151892252 is an apocalyptic number.

1151892252 is a gapful number since it is divisible by the number (12) 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 1151892252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1811360320).

1151892252 is an abundant number, since it is smaller than the sum of its proper divisors (2470828388).

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

1151892252 is a wasteful number, since it uses less digits than its factorization.

1151892252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26773 (or 26762 counting only the distinct ones).

The product of its digits is 14400, while the sum is 36.

The square root of 1151892252 is about 33939.5381818905. The cubic root of 1151892252 is about 1048.2638738354.

The spelling of 1151892252 in words is "one billion, one hundred fifty-one million, eight hundred ninety-two thousand, two hundred fifty-two".