11171313401 has 4 divisors (see below), whose sum is σ = 11207702352. Its totient is φ = 11134924452.

The previous prime is 11171313313. The next prime is 11171313403. The reversal of 11171313401 is 10431317111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11171313401 - 2¹⁰ = 11171312377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11171313403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18194015 + ... + 18194628.

It is an arithmetic number, because the mean of its divisors is an integer number (2801925588).

Almost surely, 2^11171313401 is an apocalyptic number.

It is an amenable number.

11171313401 is a deficient number, since it is larger than the sum of its proper divisors (36388951).

11171313401 is an equidigital number, since it uses as much as digits as its factorization.

11171313401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36388950.

The product of its (nonzero) digits is 252, while the sum is 23.

The spelling of 11171313401 in words is "eleven billion, one hundred seventy-one million, three hundred thirteen thousand, four hundred one".