421013083 has 2 divisors, whose sum is σ = 421013084. Its totient is φ = 421013082.

The previous prime is 421013071. The next prime is 421013113. The reversal of 421013083 is 380310124.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421013083 is a prime.

It is not a weakly prime, because it can be changed into another prime (421013063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210506541 + 210506542.

It is an arithmetic number, because the mean of its divisors is an integer number (210506542).

Almost surely, 2^421013083 is an apocalyptic number.

421013083 is a deficient number, since it is larger than the sum of its proper divisors (1).

421013083 is an equidigital number, since it uses as much as digits as its factorization.

421013083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 421013083 is about 20518.6033394088. The cubic root of 421013083 is about 749.4888861330.

The spelling of 421013083 in words is "four hundred twenty-one million, thirteen thousand, eighty-three".