151331264 has 28 divisors (see below), whose sum is σ = 343198704. Its totient is φ = 64856064.

The previous prime is 151331261. The next prime is 151331267. The reversal of 151331264 is 462133151.

It is an interprime number because it is at equal distance from previous prime (151331261) and next prime (151331267).

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151331261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168449 + ... + 169344.

Almost surely, 2^151331264 is an apocalyptic number.

151331264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

151331264 is an abundant number, since it is smaller than the sum of its proper divisors (191867440).

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

151331264 is an equidigital number, since it uses as much as digits as its factorization.

151331264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337812 (or 337802 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 151331264 is about 12301.6772840129. The cubic root of 151331264 is about 532.8965228969.

The spelling of 151331264 in words is "one hundred fifty-one million, three hundred thirty-one thousand, two hundred sixty-four".