1131640602623 has 8 divisors (see below), whose sum is σ = 1211390476800. Its totient is φ = 1053909712728.

The previous prime is 1131640602611. The next prime is 1131640602637. The reversal of 1131640602623 is 3262060461311.

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 1131640602623 - 2⁶ = 1131640602559 is a prime.

It is a super-2 number, since 2×1131640602623² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131640602823) 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, 504744911 + ... + 504747152.

It is an arithmetic number, because the mean of its divisors is an integer number (151423809600).

Almost surely, 2^{1131640602623} is an apocalyptic number.

1131640602623 is a deficient number, since it is larger than the sum of its proper divisors (79749874177).

1131640602623 is a wasteful number, since it uses less digits than its factorization.

1131640602623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009492141.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 1131640602623 in words is "one trillion, one hundred thirty-one billion, six hundred forty million, six hundred two thousand, six hundred twenty-three".