150152421 has 16 divisors (see below), whose sum is σ = 211276800. Its totient is φ = 94591728.

The previous prime is 150152417. The next prime is 150152447. The reversal of 150152421 is 124251051.

150152421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 150152421 - 2² = 150152417 is a prime.

It is a super-2 number, since 2×150152421² = 45091499064322482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150152221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20740 + ... + 27026.

It is an arithmetic number, because the mean of its divisors is an integer number (13204800).

Almost surely, 2^150152421 is an apocalyptic number.

It is an amenable number.

150152421 is a deficient number, since it is larger than the sum of its proper divisors (61124379).

150152421 is a wasteful number, since it uses less digits than its factorization.

150152421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6728.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 150152421 is about 12253.6696952382. The cubic root of 150152421 is about 531.5091919811.

The spelling of 150152421 in words is "one hundred fifty million, one hundred fifty-two thousand, four hundred twenty-one".