150972361 has 2 divisors, whose sum is σ = 150972362. Its totient is φ = 150972360.

The previous prime is 150972323. The next prime is 150972379. The reversal of 150972361 is 163279051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123210000 + 27762361 = 11100^2 + 5269^2 .

It is a cyclic number.

It is not a de Polignac number, because 150972361 - 2¹⁹ = 150448073 is a prime.

It is not a weakly prime, because it can be changed into another prime (150972961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75486180 + 75486181.

It is an arithmetic number, because the mean of its divisors is an integer number (75486181).

Almost surely, 2^150972361 is an apocalyptic number.

It is an amenable number.

150972361 is a deficient number, since it is larger than the sum of its proper divisors (1).

150972361 is an equidigital number, since it uses as much as digits as its factorization.

150972361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 150972361 is about 12287.0810610169. The cubic root of 150972361 is about 532.4749101744.

The spelling of 150972361 in words is "one hundred fifty million, nine hundred seventy-two thousand, three hundred sixty-one".