1310633953 has 2 divisors, whose sum is σ = 1310633954. Its totient is φ = 1310633952.

The previous prime is 1310633941. The next prime is 1310633957. The reversal of 1310633953 is 3593360131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1299458304 + 11175649 = 36048^2 + 3343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310633953 is a prime.

It is a super-2 number, since 2×1310633953² = 3435522717512812418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1310633957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655316976 + 655316977.

It is an arithmetic number, because the mean of its divisors is an integer number (655316977).

Almost surely, 2^1310633953 is an apocalyptic number.

It is an amenable number.

1310633953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310633953 is an equidigital number, since it uses as much as digits as its factorization.

1310633953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870, while the sum is 34.

The square root of 1310633953 is about 36202.6788097235. The cubic root of 1310633953 is about 1094.3606570579.

The spelling of 1310633953 in words is "one billion, three hundred ten million, six hundred thirty-three thousand, nine hundred fifty-three".