125620563 has 8 divisors (see below), whose sum is σ = 169376400. Its totient is φ = 82805888.

The previous prime is 125620543. The next prime is 125620577. The reversal of 125620563 is 365026521.

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 125620563 - 2⁸ = 125620307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125620563.

It is not an unprimeable number, because it can be changed into a prime (125620543) 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, 234978 + ... + 235511.

It is an arithmetic number, because the mean of its divisors is an integer number (21172050).

Almost surely, 2^125620563 is an apocalyptic number.

125620563 is a deficient number, since it is larger than the sum of its proper divisors (43755837).

125620563 is an equidigital number, since it uses as much as digits as its factorization.

125620563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470581.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 125620563 is about 11208.0579495290. The cubic root of 125620563 is about 500.8260518584.

The spelling of 125620563 in words is "one hundred twenty-five million, six hundred twenty thousand, five hundred sixty-three".