125305256354 has 8 divisors (see below), whose sum is σ = 188996326428. Its totient is φ = 62306480880.

The previous prime is 125305256341. The next prime is 125305256359. The reversal of 125305256354 is 453652503521.

It can be written as a sum of positive squares in 2 ways, for example, as 106845958129 + 18459298225 = 326873^2 + 135865^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (125305256359) 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 3 ways as a sum of consecutive naturals, for example, 173073197 + ... + 173073920.

Almost surely, 2^125305256354 is an apocalyptic number.

125305256354 is a deficient number, since it is larger than the sum of its proper divisors (63691070074).

125305256354 is a wasteful number, since it uses less digits than its factorization.

125305256354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346147300.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 125305256354 its reverse (453652503521), we get a palindrome (578957759875).

The spelling of 125305256354 in words is "one hundred twenty-five billion, three hundred five million, two hundred fifty-six thousand, three hundred fifty-four".