150265138 has 4 divisors (see below), whose sum is σ = 225397710. Its totient is φ = 75132568.

The previous prime is 150265069. The next prime is 150265151. The reversal of 150265138 is 831562051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 831562051 = 1093 ⋅760807.

It can be written as a sum of positive squares in only one way, i.e., 145612489 + 4652649 = 12067^2 + 2157^2 .

It is a super-2 number, since 2×150265138² = 45159223396318088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37566283 + ... + 37566286.

Almost surely, 2^150265138 is an apocalyptic number.

150265138 is a deficient number, since it is larger than the sum of its proper divisors (75132572).

150265138 is an equidigital number, since it uses as much as digits as its factorization.

150265138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75132571.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 150265138 is about 12258.2681484784. The cubic root of 150265138 is about 531.6421571735.

It can be divided in two parts, 15026 and 5138, that added together give a square (20164 = 142²).

The spelling of 150265138 in words is "one hundred fifty million, two hundred sixty-five thousand, one hundred thirty-eight".