1316520170 has 32 divisors (see below), whose sum is σ = 2710751616. Its totient is φ = 450964800.

The previous prime is 1316520157. The next prime is 1316520211. The reversal of 1316520170 is 710256131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73940 + ... + 90000.

It is an arithmetic number, because the mean of its divisors is an integer number (84710988).

Almost surely, 2^1316520170 is an apocalyptic number.

1316520170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1316520170 is an abundant number, since it is smaller than the sum of its proper divisors (1394231446).

1316520170 is a wasteful number, since it uses less digits than its factorization.

1316520170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17246.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1316520170 is about 36283.8830612160. The cubic root of 1316520170 is about 1095.9965129669.

The spelling of 1316520170 in words is "one billion, three hundred sixteen million, five hundred twenty thousand, one hundred seventy".