151494156 has 72 divisors (see below), whose sum is σ = 420498624. Its totient is φ = 45606240.

The previous prime is 151494137. The next prime is 151494227. The reversal of 151494156 is 651494151.

151494156 is a `hidden beast` number, since 1 + 514 + 94 + 1 + 56 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 151494156.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63375 + ... + 65721.

Almost surely, 2^151494156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151494156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210249312).

151494156 is an abundant number, since it is smaller than the sum of its proper divisors (269004468).

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

151494156 is a wasteful number, since it uses less digits than its factorization.

151494156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531 (or 2526 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 151494156 is about 12308.2962265295. The cubic root of 151494156 is about 533.0876564658.

The spelling of 151494156 in words is "one hundred fifty-one million, four hundred ninety-four thousand, one hundred fifty-six".