1310669997 has 16 divisors (see below), whose sum is σ = 2150843520. Its totient is φ = 691342272.

The previous prime is 1310669963. The next prime is 1310670017. The reversal of 1310669997 is 7999660131.

It is not a de Polignac number, because 1310669997 - 2⁸ = 1310669741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310669947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2400222 + ... + 2400767.

It is an arithmetic number, because the mean of its divisors is an integer number (134427720).

Almost surely, 2^1310669997 is an apocalyptic number.

It is an amenable number.

1310669997 is a deficient number, since it is larger than the sum of its proper divisors (840173523).

1310669997 is a wasteful number, since it uses less digits than its factorization.

1310669997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801012.

The product of its (nonzero) digits is 551124, while the sum is 51.

The square root of 1310669997 is about 36203.1766147668. The cubic root of 1310669997 is about 1094.3706890413.

The spelling of 1310669997 in words is "one billion, three hundred ten million, six hundred sixty-nine thousand, nine hundred ninety-seven".