150553969 has 2 divisors, whose sum is σ = 150553970. Its totient is φ = 150553968.

The previous prime is 150553951. The next prime is 150554003. The reversal of 150553969 is 969355051.

150553969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146894400 + 3659569 = 12120^2 + 1913^2 .

It is a cyclic number.

It is not a de Polignac number, because 150553969 - 2⁵ = 150553937 is a prime.

It is a super-2 number, since 2×150553969² = 45332995163305922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (150550969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75276984 + 75276985.

It is an arithmetic number, because the mean of its divisors is an integer number (75276985).

Almost surely, 2^150553969 is an apocalyptic number.

It is an amenable number.

150553969 is a deficient number, since it is larger than the sum of its proper divisors (1).

150553969 is an equidigital number, since it uses as much as digits as its factorization.

150553969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 182250, while the sum is 43.

The square root of 150553969 is about 12270.0435614549. The cubic root of 150553969 is about 531.9825698117.

The spelling of 150553969 in words is "one hundred fifty million, five hundred fifty-three thousand, nine hundred sixty-nine".