12145053454 has 16 divisors (see below), whose sum is σ = 18402778800. Its totient is φ = 6010825600.

The previous prime is 12145053449. The next prime is 12145053467. The reversal of 12145053454 is 45435054121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1298037 + ... + 1307359.

It is an arithmetic number, because the mean of its divisors is an integer number (1150173675).

Almost surely, 2^12145053454 is an apocalyptic number.

12145053454 is a deficient number, since it is larger than the sum of its proper divisors (6257725346).

12145053454 is a wasteful number, since it uses less digits than its factorization.

12145053454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15875.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 12145053454 in words is "twelve billion, one hundred forty-five million, fifty-three thousand, four hundred fifty-four".