454220539 has 2 divisors, whose sum is σ = 454220540. Its totient is φ = 454220538.

The previous prime is 454220513. The next prime is 454220561. The reversal of 454220539 is 935022454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454220539 - 2¹⁵ = 454187771 is a prime.

It is not a weakly prime, because it can be changed into another prime (454220839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227110269 + 227110270.

It is an arithmetic number, because the mean of its divisors is an integer number (227110270).

Almost surely, 2^454220539 is an apocalyptic number.

454220539 is a deficient number, since it is larger than the sum of its proper divisors (1).

454220539 is an equidigital number, since it uses as much as digits as its factorization.

454220539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 454220539 is about 21312.4503283879. The cubic root of 454220539 is about 768.6977138167.

The spelling of 454220539 in words is "four hundred fifty-four million, two hundred twenty thousand, five hundred thirty-nine".