125572553 has 8 divisors (see below), whose sum is σ = 127053888. Its totient is φ = 124096464.

The previous prime is 125572549. The next prime is 125572567. The reversal of 125572553 is 355275521.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 125572553 - 2² = 125572549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (125572543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66326 + ... + 68192.

It is an arithmetic number, because the mean of its divisors is an integer number (15881736).

Almost surely, 2^125572553 is an apocalyptic number.

It is an amenable number.

125572553 is a deficient number, since it is larger than the sum of its proper divisors (1481335).

125572553 is a wasteful number, since it uses less digits than its factorization.

125572553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623.

The product of its digits is 52500, while the sum is 35.

The square root of 125572553 is about 11205.9159821944. The cubic root of 125572553 is about 500.7622413856.

The spelling of 125572553 in words is "one hundred twenty-five million, five hundred seventy-two thousand, five hundred fifty-three".