12045512501054 has 4 divisors (see below), whose sum is σ = 18068268751584. Its totient is φ = 6022756250526.

The previous prime is 12045512501053. The next prime is 12045512501093. The reversal of 12045512501054 is 45010521554021.

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

It is a super-2 number, since 2×12045512501054² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12045512501053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3011378125262 + ... + 3011378125265.

It is an arithmetic number, because the mean of its divisors is an integer number (4517067187896).

Almost surely, 2^{12045512501054} is an apocalyptic number.

12045512501054 is a deficient number, since it is larger than the sum of its proper divisors (6022756250530).

12045512501054 is an equidigital number, since it uses as much as digits as its factorization.

12045512501054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6022756250529.

The product of its (nonzero) digits is 40000, while the sum is 35.

The spelling of 12045512501054 in words is "twelve trillion, forty-five billion, five hundred twelve million, five hundred one thousand, fifty-four".