125112045454 has 64 divisors (see below), whose sum is σ = 215580672000. Its totient is φ = 53936863200.

The previous prime is 125112045451. The next prime is 125112045463. The reversal of 125112045454 is 454540211521.

It is a super-2 number, since 2×125112045454² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125112045451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9086227 + ... + 9099985.

It is an arithmetic number, because the mean of its divisors is an integer number (3368448000).

Almost surely, 2^125112045454 is an apocalyptic number.

125112045454 is a deficient number, since it is larger than the sum of its proper divisors (90468626546).

125112045454 is a wasteful number, since it uses less digits than its factorization.

125112045454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14069.

The product of its (nonzero) digits is 32000, while the sum is 34.

Adding to 125112045454 its reverse (454540211521), we get a palindrome (579652256975).

The spelling of 125112045454 in words is "one hundred twenty-five billion, one hundred twelve million, forty-five thousand, four hundred fifty-four".