421013097 has 24 divisors (see below), whose sum is σ = 630115200. Its totient is φ = 270559968.

The previous prime is 421013083. The next prime is 421013113. The reversal of 421013097 is 790310124.

It is not a de Polignac number, because 421013097 - 2¹⁰ = 421012073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421013097.

It is not an unprimeable number, because it can be changed into a prime (421013017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 265168 + ... + 266750.

It is an arithmetic number, because the mean of its divisors is an integer number (26254800).

Almost surely, 2^421013097 is an apocalyptic number.

It is an amenable number.

421013097 is a deficient number, since it is larger than the sum of its proper divisors (209102103).

421013097 is a wasteful number, since it uses less digits than its factorization.

421013097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637 (or 2634 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 421013097 is about 20518.6036805627. The cubic root of 421013097 is about 749.4888944406.

The spelling of 421013097 in words is "four hundred twenty-one million, thirteen thousand, ninety-seven".