1310393677 has 8 divisors (see below), whose sum is σ = 1413655416. Its totient is φ = 1210040832.

The previous prime is 1310393657. The next prime is 1310393683. The reversal of 1310393677 is 7763930131.

It can be written as a sum of positive squares in 4 ways, for example, as 916212361 + 394181316 = 30269^2 + 19854^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310393677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310393627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726288 + ... + 728089.

It is an arithmetic number, because the mean of its divisors is an integer number (176706927).

Almost surely, 2^1310393677 is an apocalyptic number.

1310393677 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1310393677 is a deficient number, since it is larger than the sum of its proper divisors (103261739).

1310393677 is a wasteful number, since it uses less digits than its factorization.

1310393677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454447.

The product of its (nonzero) digits is 71442, while the sum is 40.

The square root of 1310393677 is about 36199.3601739036. The cubic root of 1310393677 is about 1094.2937772932.

The spelling of 1310393677 in words is "one billion, three hundred ten million, three hundred ninety-three thousand, six hundred seventy-seven".