150313897 has 4 divisors (see below), whose sum is σ = 152557456. Its totient is φ = 148070340.

The previous prime is 150313871. The next prime is 150313907. The reversal of 150313897 is 798313051.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150313897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150373897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1121679 + ... + 1121812.

It is an arithmetic number, because the mean of its divisors is an integer number (38139364).

Almost surely, 2^150313897 is an apocalyptic number.

It is an amenable number.

150313897 is a deficient number, since it is larger than the sum of its proper divisors (2243559).

150313897 is an equidigital number, since it uses as much as digits as its factorization.

150313897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243558.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 150313897 is about 12260.2568080771. The cubic root of 150313897 is about 531.6996545123.

It can be divided in two parts, 1503 and 13897, that added together give a triangular number (15400 = T₁₇₅).

The spelling of 150313897 in words is "one hundred fifty million, three hundred thirteen thousand, eight hundred ninety-seven".