1317634023 has 8 divisors (see below), whose sum is σ = 1757059200. Its totient is φ = 878315768.

The previous prime is 1317633997. The next prime is 1317634027. The reversal of 1317634023 is 3204367131.

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

It is a cyclic number.

It is not a de Polignac number, because 1317634023 - 2⁹ = 1317633511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1317634027) 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, 8758 + ... + 52076.

It is an arithmetic number, because the mean of its divisors is an integer number (219632400).

Almost surely, 2^1317634023 is an apocalyptic number.

1317634023 is a deficient number, since it is larger than the sum of its proper divisors (439425177).

1317634023 is a wasteful number, since it uses less digits than its factorization.

1317634023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53461.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 1317634023 is about 36299.2289587534. The cubic root of 1317634023 is about 1096.3055182041.

The spelling of 1317634023 in words is "one billion, three hundred seventeen million, six hundred thirty-four thousand, twenty-three".