11251326361 has 8 divisors (see below), whose sum is σ = 12279073248. Its totient is φ = 10224396000.

The previous prime is 11251326347. The next prime is 11251326377. The reversal of 11251326361 is 16362315211.

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 11251326361 - 2²⁷ = 11117108633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11251326061) 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, 175135 + ... + 230596.

It is an arithmetic number, because the mean of its divisors is an integer number (1534884156).

Almost surely, 2^11251326361 is an apocalyptic number.

11251326361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11251326361 is a deficient number, since it is larger than the sum of its proper divisors (1027746887).

11251326361 is a wasteful number, since it uses less digits than its factorization.

11251326361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408263.

The product of its digits is 6480, while the sum is 31.

The spelling of 11251326361 in words is "eleven billion, two hundred fifty-one million, three hundred twenty-six thousand, three hundred sixty-one".