314689537 has 4 divisors (see below), whose sum is σ = 319121856. Its totient is φ = 310257220.

The previous prime is 314689489. The next prime is 314689547. The reversal of 314689537 is 735986413.

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, and also an emirpimes, since its reverse is a distinct semiprime: 735986413 = 19 ⋅38736127.

It is a de Polignac number, because none of the positive numbers 2^k-314689537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314689547) 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, 2216053 + ... + 2216194.

It is an arithmetic number, because the mean of its divisors is an integer number (79780464).

Almost surely, 2^314689537 is an apocalyptic number.

It is an amenable number.

314689537 is a deficient number, since it is larger than the sum of its proper divisors (4432319).

314689537 is an equidigital number, since it uses as much as digits as its factorization.

314689537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4432318.

The product of its digits is 544320, while the sum is 46.

The square root of 314689537 is about 17739.4908889742. The cubic root of 314689537 is about 680.1856017299.

The spelling of 314689537 in words is "three hundred fourteen million, six hundred eighty-nine thousand, five hundred thirty-seven".