150312452 has 48 divisors (see below), whose sum is σ = 289578240. Its totient is φ = 68035968.

The previous prime is 150312443. The next prime is 150312457. The reversal of 150312452 is 254213051.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (150312457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140873 + ... + 141935.

It is an arithmetic number, because the mean of its divisors is an integer number (6032880).

Almost surely, 2^150312452 is an apocalyptic number.

It is an amenable number.

150312452 is a deficient number, since it is larger than the sum of its proper divisors (139265788).

150312452 is a wasteful number, since it uses less digits than its factorization.

150312452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172 (or 1170 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 150312452 is about 12260.1978776853. The cubic root of 150312452 is about 531.6979507256.

The spelling of 150312452 in words is "one hundred fifty million, three hundred twelve thousand, four hundred fifty-two".