451034163 has 20 divisors (see below), whose sum is σ = 703064208. Its totient is φ = 287614800.

The previous prime is 451034093. The next prime is 451034197. The reversal of 451034163 is 361430154.

It is not a de Polignac number, because 451034163 - 2¹⁰ = 451033139 is a prime.

It is a super-2 number, since 2×451034163² = 406863632386221138, which contains 22 as substring.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (451030163) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 119188 + ... + 122913.

Almost surely, 2^451034163 is an apocalyptic number.

451034163 is a deficient number, since it is larger than the sum of its proper divisors (252030045).

451034163 is a wasteful number, since it uses less digits than its factorization.

451034163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242136 (or 242127 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 451034163 is about 21237.5649027849. The cubic root of 451034163 is about 766.8960120617.

The spelling of 451034163 in words is "four hundred fifty-one million, thirty-four thousand, one hundred sixty-three".