11311432023 has 8 divisors (see below), whose sum is σ = 15489528688. Its totient is φ = 7337145024.

The previous prime is 11311432009. The next prime is 11311432073. The reversal of 11311432023 is 32023411311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11311432023 - 2⁴ = 11311432007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311432073) 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, 50952286 + ... + 50952507.

It is an arithmetic number, because the mean of its divisors is an integer number (1936191086).

Almost surely, 2^11311432023 is an apocalyptic number.

11311432023 is a deficient number, since it is larger than the sum of its proper divisors (4178096665).

11311432023 is a wasteful number, since it uses less digits than its factorization.

11311432023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101904833.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11311432023 its reverse (32023411311), we get a palindrome (43334843334).

The spelling of 11311432023 in words is "eleven billion, three hundred eleven million, four hundred thirty-two thousand, twenty-three".