461400455 has 4 divisors (see below), whose sum is σ = 553680552. Its totient is φ = 369120360.

The previous prime is 461400377. The next prime is 461400461. The reversal of 461400455 is 554004164.

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

It is not a de Polignac number, because 461400455 - 2¹² = 461396359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 46140041 + ... + 46140050.

It is an arithmetic number, because the mean of its divisors is an integer number (138420138).

Almost surely, 2^461400455 is an apocalyptic number.

461400455 is a deficient number, since it is larger than the sum of its proper divisors (92280097).

461400455 is an equidigital number, since it uses as much as digits as its factorization.

461400455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92280096.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 461400455 is about 21480.2340536597. The cubic root of 461400455 is about 772.7268556588.

The spelling of 461400455 in words is "four hundred sixty-one million, four hundred thousand, four hundred fifty-five".