125193120453 has 8 divisors (see below), whose sum is σ = 185471289600. Its totient is φ = 83462080284.

The previous prime is 125193120449. The next prime is 125193120491. The reversal of 125193120453 is 354021391521.

It is a happy number.

125193120453 is a `hidden beast` number, since 1 + 2 + 5 + 193 + 12 + 0 + 453 = 666.

It is not a de Polignac number, because 125193120453 - 2² = 125193120449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125193120253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2318391093 + ... + 2318391146.

It is an arithmetic number, because the mean of its divisors is an integer number (23183911200).

Almost surely, 2^125193120453 is an apocalyptic number.

It is an amenable number.

125193120453 is a deficient number, since it is larger than the sum of its proper divisors (60278169147).

125193120453 is an equidigital number, since it uses as much as digits as its factorization.

125193120453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636782248 (or 4636782242 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

It can be divided in two parts, 1251931 and 20453, that added together give a square (1272384 = 1128²).

The spelling of 125193120453 in words is "one hundred twenty-five billion, one hundred ninety-three million, one hundred twenty thousand, four hundred fifty-three".