12023562453 has 16 divisors (see below), whose sum is σ = 18427529856. Its totient is φ = 6830890560.

The previous prime is 12023562451. The next prime is 12023562469. The reversal of 12023562453 is 35426532021.

It is a happy number.

It is not a de Polignac number, because 12023562453 - 2¹ = 12023562451 is a prime.

It is a super-2 number, since 2×12023562453² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12023562451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1651138 + ... + 1658403.

It is an arithmetic number, because the mean of its divisors is an integer number (1151720616).

Almost surely, 2^12023562453 is an apocalyptic number.

It is an amenable number.

12023562453 is a deficient number, since it is larger than the sum of its proper divisors (6403967403).

12023562453 is a wasteful number, since it uses less digits than its factorization.

12023562453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3309724.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 12023562453 in words is "twelve billion, twenty-three million, five hundred sixty-two thousand, four hundred fifty-three".