421625113 has 32 divisors (see below), whose sum is σ = 540207360. Its totient is φ = 320060160.

The previous prime is 421625089. The next prime is 421625119. The reversal of 421625113 is 311526124.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-421625113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421625119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519478 + ... + 520288.

It is an arithmetic number, because the mean of its divisors is an integer number (16881480).

Almost surely, 2^421625113 is an apocalyptic number.

It is an amenable number.

421625113 is a deficient number, since it is larger than the sum of its proper divisors (118582247).

421625113 is a wasteful number, since it uses less digits than its factorization.

421625113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057.

The product of its digits is 1440, while the sum is 25.

The square root of 421625113 is about 20533.5119499807. The cubic root of 421625113 is about 749.8518895678.

The spelling of 421625113 in words is "four hundred twenty-one million, six hundred twenty-five thousand, one hundred thirteen".