1310645002 has 8 divisors (see below), whose sum is σ = 1973617956. Its totient is φ = 652772352.

The previous prime is 1310644927. The next prime is 1310645047. The reversal of 1310645002 is 2005460131.

It can be written as a sum of positive squares in 2 ways, for example, as 1156612081 + 154032921 = 34009^2 + 12411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1274433 + ... + 1275460.

Almost surely, 2^1310645002 is an apocalyptic number.

1310645002 is a deficient number, since it is larger than the sum of its proper divisors (662972954).

1310645002 is a wasteful number, since it uses less digits than its factorization.

1310645002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550152.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1310645002 is about 36202.8314086067. The cubic root of 1310645002 is about 1094.3637323018.

The spelling of 1310645002 in words is "one billion, three hundred ten million, six hundred forty-five thousand, two".