15011304312023 has 4 divisors (see below), whose sum is σ = 15023803317648. Its totient is φ = 14998805306400.

The previous prime is 15011304312013. The next prime is 15011304312031. The reversal of 15011304312023 is 32021340311051.

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 15011304312023 - 2⁸ = 15011304311767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15011304311983 and 15011304312001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15011304312013) 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, 6249501011 + ... + 6249503412.

It is an arithmetic number, because the mean of its divisors is an integer number (3755950829412).

Almost surely, 2^{15011304312023} is an apocalyptic number.

15011304312023 is a deficient number, since it is larger than the sum of its proper divisors (12499005625).

15011304312023 is a wasteful number, since it uses less digits than its factorization.

15011304312023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12499005624.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 15011304312023 its reverse (32021340311051), we get a palindrome (47032644623074).

The spelling of 15011304312023 in words is "fifteen trillion, eleven billion, three hundred four million, three hundred twelve thousand, twenty-three".