1316706623 has 8 divisors (see below), whose sum is σ = 1329468000. Its totient is φ = 1303964928.

The previous prime is 1316706563. The next prime is 1316706641. The reversal of 1316706623 is 3266076131.

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-1316706623 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 (1316702623) 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, 153923 + ... + 162251.

It is an arithmetic number, because the mean of its divisors is an integer number (166183500).

Almost surely, 2^1316706623 is an apocalyptic number.

1316706623 is a deficient number, since it is larger than the sum of its proper divisors (12761377).

1316706623 is a wasteful number, since it uses less digits than its factorization.

1316706623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9841.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 1316706623 is about 36286.4523341701. The cubic root of 1316706623 is about 1096.0482509238.

The spelling of 1316706623 in words is "one billion, three hundred sixteen million, seven hundred six thousand, six hundred twenty-three".