125105403452 has 12 divisors (see below), whose sum is σ = 219246778296. Its totient is φ = 62463466800.

The previous prime is 125105403439. The next prime is 125105403473. The reversal of 125105403452 is 254304501521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22305578 + ... + 22311185.

It is an arithmetic number, because the mean of its divisors is an integer number (18270564858).

Almost surely, 2^125105403452 is an apocalyptic number.

It is an amenable number.

125105403452 is a deficient number, since it is larger than the sum of its proper divisors (94141374844).

125105403452 is a wasteful number, since it uses less digits than its factorization.

125105403452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44617468 (or 44617466 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 125105403452 its reverse (254304501521), we get a palindrome (379409904973).

The spelling of 125105403452 in words is "one hundred twenty-five billion, one hundred five million, four hundred three thousand, four hundred fifty-two".