455261399 has 4 divisors (see below), whose sum is σ = 455840664. Its totient is φ = 454682136.

The previous prime is 455261383. The next prime is 455261419. The reversal of 455261399 is 993162554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 455261399 - 2⁴ = 455261383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455261099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288452 + ... + 290025.

It is an arithmetic number, because the mean of its divisors is an integer number (113960166).

Almost surely, 2^455261399 is an apocalyptic number.

455261399 is a deficient number, since it is larger than the sum of its proper divisors (579265).

455261399 is an equidigital number, since it uses as much as digits as its factorization.

455261399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579264.

The product of its digits is 291600, while the sum is 44.

The square root of 455261399 is about 21336.8554149856. The cubic root of 455261399 is about 769.2844305137.

The spelling of 455261399 in words is "four hundred fifty-five million, two hundred sixty-one thousand, three hundred ninety-nine".