11544060631 has 4 divisors (see below), whose sum is σ = 11544883264. Its totient is φ = 11543238000.

The previous prime is 11544060629. The next prime is 11544060659. The reversal of 11544060631 is 13606044511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11544060631 - 2¹ = 11544060629 is a prime.

It is a super-2 number, since 2×11544060631² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11544060593 and 11544060602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11544060601) 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, 389895 + ... + 418456.

It is an arithmetic number, because the mean of its divisors is an integer number (2886220816).

Almost surely, 2^11544060631 is an apocalyptic number.

11544060631 is a deficient number, since it is larger than the sum of its proper divisors (822633).

11544060631 is an equidigital number, since it uses as much as digits as its factorization.

11544060631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822632.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 11544060631 in words is "eleven billion, five hundred forty-four million, sixty thousand, six hundred thirty-one".