313528145 has 16 divisors (see below), whose sum is σ = 433931520. Its totient is φ = 213015744.

The previous prime is 313528133. The next prime is 313528181. The reversal of 313528145 is 541825313.

It is a cyclic number.

It is not a de Polignac number, because 313528145 - 2⁶ = 313528081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37277 + ... + 44906.

It is an arithmetic number, because the mean of its divisors is an integer number (27120720).

Almost surely, 2^313528145 is an apocalyptic number.

313528145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

313528145 is a deficient number, since it is larger than the sum of its proper divisors (120403375).

313528145 is a wasteful number, since it uses less digits than its factorization.

313528145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82304.

The product of its digits is 14400, while the sum is 32.

The square root of 313528145 is about 17706.7259819539. The cubic root of 313528145 is about 679.3478067699.

The spelling of 313528145 in words is "three hundred thirteen million, five hundred twenty-eight thousand, one hundred forty-five".