11601370451 has 8 divisors (see below), whose sum is σ = 12657988800. Its totient is φ = 10545076840.

The previous prime is 11601370447. The next prime is 11601370471. The reversal of 11601370451 is 15407310611.

It is a happy number.

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 11601370451 - 2² = 11601370447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11601370471) 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, 3221 + ... + 152358.

It is an arithmetic number, because the mean of its divisors is an integer number (1582248600).

Almost surely, 2^11601370451 is an apocalyptic number.

11601370451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11601370451 is a deficient number, since it is larger than the sum of its proper divisors (1056618349).

11601370451 is a wasteful number, since it uses less digits than its factorization.

11601370451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162369.

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 11601370451 in words is "eleven billion, six hundred one million, three hundred seventy thousand, four hundred fifty-one".