151320732 has 24 divisors (see below), whose sum is σ = 354431616. Its totient is φ = 50247408.

The previous prime is 151320727. The next prime is 151320761. The reversal of 151320732 is 237023151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20818 + ... + 27129.

It is an arithmetic number, because the mean of its divisors is an integer number (14767984).

Almost surely, 2^151320732 is an apocalyptic number.

151320732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151320732 is an abundant number, since it is smaller than the sum of its proper divisors (203110884).

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

151320732 is a wasteful number, since it uses less digits than its factorization.

151320732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48217 (or 48215 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 151320732 is about 12301.2492048572. The cubic root of 151320732 is about 532.8841601808.

Adding to 151320732 its reverse (237023151), we get a palindrome (388343883).

The spelling of 151320732 in words is "one hundred fifty-one million, three hundred twenty thousand, seven hundred thirty-two".