455772403 has 4 divisors (see below), whose sum is σ = 456328368. Its totient is φ = 455216440.

The previous prime is 455772379. The next prime is 455772467. The reversal of 455772403 is 304277554.

It is a happy number.

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 455772403 - 2¹⁷ = 455641331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455772103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276751 + ... + 278392.

It is an arithmetic number, because the mean of its divisors is an integer number (114082092).

Almost surely, 2^455772403 is an apocalyptic number.

455772403 is a deficient number, since it is larger than the sum of its proper divisors (555965).

455772403 is an equidigital number, since it uses as much as digits as its factorization.

455772403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555964.

The product of its (nonzero) digits is 117600, while the sum is 37.

The square root of 455772403 is about 21348.8267359122. The cubic root of 455772403 is about 769.5721483198.

The spelling of 455772403 in words is "four hundred fifty-five million, seven hundred seventy-two thousand, four hundred three".