451213454 has 4 divisors (see below), whose sum is σ = 676820184. Its totient is φ = 225606726.

The previous prime is 451213429. The next prime is 451213493. The reversal of 451213454 is 454312154.

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

It is a super-2 number, since 2×451213454² = 407187162141220232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112803362 + ... + 112803365.

It is an arithmetic number, because the mean of its divisors is an integer number (169205046).

Almost surely, 2^451213454 is an apocalyptic number.

451213454 is a deficient number, since it is larger than the sum of its proper divisors (225606730).

451213454 is a wasteful number, since it uses less digits than its factorization.

451213454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225606729.

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

The square root of 451213454 is about 21241.7855652485. The cubic root of 451213454 is about 766.9976151103.

The spelling of 451213454 in words is "four hundred fifty-one million, two hundred thirteen thousand, four hundred fifty-four".