1310902961 has 2 divisors, whose sum is σ = 1310902962. Its totient is φ = 1310902960.

The previous prime is 1310902949. The next prime is 1310902973. The reversal of 1310902961 is 1692090131.

It is a balanced prime because it is at equal distance from previous prime (1310902949) and next prime (1310902973).

It can be written as a sum of positive squares in only one way, i.e., 929091361 + 381811600 = 30481^2 + 19540^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310902961 - 2¹⁰ = 1310901937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310902361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655451480 + 655451481.

It is an arithmetic number, because the mean of its divisors is an integer number (655451481).

Almost surely, 2^1310902961 is an apocalyptic number.

It is an amenable number.

1310902961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310902961 is an equidigital number, since it uses as much as digits as its factorization.

1310902961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 1310902961 is about 36206.3939242781. The cubic root of 1310902961 is about 1094.4355245504.

The spelling of 1310902961 in words is "one billion, three hundred ten million, nine hundred two thousand, nine hundred sixty-one".