125151135514454 has 64 divisors (see below), whose sum is σ = 219392063097984. Its totient is φ = 52431873801216.

The previous prime is 125151135514387. The next prime is 125151135514543. The reversal of 125151135514454 is 454415531151521.

It is a junction number, because it is equal to n+sod(n) for n = 125151135514399 and 125151135514408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 924560042 + ... + 924695394.

It is an arithmetic number, because the mean of its divisors is an integer number (3428000985906).

Almost surely, 2^{125151135514454} is an apocalyptic number.

125151135514454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

125151135514454 is a deficient number, since it is larger than the sum of its proper divisors (94240927583530).

125151135514454 is a wasteful number, since it uses less digits than its factorization.

125151135514454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139961.

The product of its digits is 1200000, while the sum is 47.

Adding to 125151135514454 its reverse (454415531151521), we get a palindrome (579566666665975).

The spelling of 125151135514454 in words is "one hundred twenty-five trillion, one hundred fifty-one billion, one hundred thirty-five million, five hundred fourteen thousand, four hundred fifty-four".