151534320 has 80 divisors (see below), whose sum is σ = 536870400. Its totient is φ = 34636032.

The previous prime is 151534301. The next prime is 151534343. The reversal of 151534320 is 23435151.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43420 + ... + 46779.

It is an arithmetic number, because the mean of its divisors is an integer number (6710880).

Almost surely, 2^151534320 is an apocalyptic number.

151534320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151534320 is an abundant number, since it is smaller than the sum of its proper divisors (385336080).

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

151534320 is a wasteful number, since it uses less digits than its factorization.

151534320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90222 (or 90216 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 151534320 is about 12309.9277008437. The cubic root of 151534320 is about 533.1347628831.

Adding to 151534320 its reverse (23435151), we get a palindrome (174969471).

The spelling of 151534320 in words is "one hundred fifty-one million, five hundred thirty-four thousand, three hundred twenty".