455361553 has 16 divisors (see below), whose sum is σ = 479412864. Its totient is φ = 432069120.

The previous prime is 455361503. The next prime is 455361563. The reversal of 455361553 is 355163554.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455361553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455361503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253926 + ... + 255712.

It is an arithmetic number, because the mean of its divisors is an integer number (29963304).

Almost surely, 2^455361553 is an apocalyptic number.

It is an amenable number.

455361553 is a deficient number, since it is larger than the sum of its proper divisors (24051311).

455361553 is a wasteful number, since it uses less digits than its factorization.

455361553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992.

The product of its digits is 135000, while the sum is 37.

The square root of 455361553 is about 21339.2022578165. The cubic root of 455361553 is about 769.3408385933.

It can be divided in two parts, 45536 and 1553, that added together give a square (47089 = 217²).

The spelling of 455361553 in words is "four hundred fifty-five million, three hundred sixty-one thousand, five hundred fifty-three".