150932921 has 4 divisors (see below), whose sum is σ = 150966144. Its totient is φ = 150899700.

The previous prime is 150932917. The next prime is 150932959. The reversal of 150932921 is 129239051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150932921 - 2² = 150932917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150935921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8465 + ... + 19326.

It is an arithmetic number, because the mean of its divisors is an integer number (37741536).

Almost surely, 2^150932921 is an apocalyptic number.

It is an amenable number.

150932921 is a deficient number, since it is larger than the sum of its proper divisors (33223).

150932921 is an equidigital number, since it uses as much as digits as its factorization.

150932921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33222.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 150932921 is about 12285.4760184537. The cubic root of 150932921 is about 532.4285382439.

The spelling of 150932921 in words is "one hundred fifty million, nine hundred thirty-two thousand, nine hundred twenty-one".