1310304231 has 12 divisors (see below), whose sum is σ = 1894459320. Its totient is φ = 872706480.

The previous prime is 1310304197. The next prime is 1310304253. The reversal of 1310304231 is 1324030131.

1310304231 is a `hidden beast` number, since 131 + 0 + 304 + 231 = 666.

It is not a de Polignac number, because 1310304231 - 2⁹ = 1310303719 is a prime.

It is a super-2 number, since 2×1310304231² = 3433794355553002722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310304731) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59061 + ... + 78158.

It is an arithmetic number, because the mean of its divisors is an integer number (157871610).

Almost surely, 2^1310304231 is an apocalyptic number.

1310304231 is a deficient number, since it is larger than the sum of its proper divisors (584155089).

1310304231 is a wasteful number, since it uses less digits than its factorization.

1310304231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138286 (or 138283 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1310304231 is about 36198.1246889946. The cubic root of 1310304231 is about 1094.2688783054.

Adding to 1310304231 its reverse (1324030131), we get a palindrome (2634334362).

The spelling of 1310304231 in words is "one billion, three hundred ten million, three hundred four thousand, two hundred thirty-one".