11917394053 has 8 divisors (see below), whose sum is σ = 11945482560. Its totient is φ = 11889340320.

The previous prime is 11917394017. The next prime is 11917394059. The reversal of 11917394053 is 35049371911.

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 11917394053 - 2²⁵ = 11883839621 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 (11917394059) 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, 754113 + ... + 769753.

It is an arithmetic number, because the mean of its divisors is an integer number (1493185320).

Almost surely, 2^11917394053 is an apocalyptic number.

It is an amenable number.

11917394053 is a deficient number, since it is larger than the sum of its proper divisors (28088507).

11917394053 is an equidigital number, since it uses as much as digits as its factorization.

11917394053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17387.

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 11917394053 in words is "eleven billion, nine hundred seventeen million, three hundred ninety-four thousand, fifty-three".