150525506 has 4 divisors (see below), whose sum is σ = 225788262. Its totient is φ = 75262752.

The previous prime is 150525481. The next prime is 150525521. The reversal of 150525506 is 605525051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605525051 = 983 ⋅615997.

It can be written as a sum of positive squares in only one way, i.e., 93296281 + 57229225 = 9659^2 + 7565^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37631375 + ... + 37631378.

Almost surely, 2^150525506 is an apocalyptic number.

150525506 is a deficient number, since it is larger than the sum of its proper divisors (75262756).

150525506 is an equidigital number, since it uses as much as digits as its factorization.

150525506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75262755.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 150525506 is about 12268.8836492975. The cubic root of 150525506 is about 531.9490430210.

The spelling of 150525506 in words is "one hundred fifty million, five hundred twenty-five thousand, five hundred six".