150162561 has 12 divisors (see below), whose sum is σ = 226332288. Its totient is φ = 95755704.

The previous prime is 150162557. The next prime is 150162599. The reversal of 150162561 is 165261051.

It is a happy number.

It is not a de Polignac number, because 150162561 - 2² = 150162557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150162511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362505 + ... + 362918.

It is an arithmetic number, because the mean of its divisors is an integer number (18861024).

Almost surely, 2^150162561 is an apocalyptic number.

It is an amenable number.

150162561 is a deficient number, since it is larger than the sum of its proper divisors (76169727).

150162561 is a wasteful number, since it uses less digits than its factorization.

150162561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725452 (or 725449 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 150162561 is about 12254.0834418572. The cubic root of 150162561 is about 531.5211562280.

The spelling of 150162561 in words is "one hundred fifty million, one hundred sixty-two thousand, five hundred sixty-one".