451629131 has 8 divisors (see below), whose sum is σ = 459192240. Its totient is φ = 444128128.

The previous prime is 451629119. The next prime is 451629137. The reversal of 451629131 is 131926154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 451629131 - 2¹⁴ = 451612747 is a prime.

It is a super-2 number, since 2×451629131² = 407937743935630322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451629137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 746 + ... + 30063.

It is an arithmetic number, because the mean of its divisors is an integer number (57399030).

Almost surely, 2^451629131 is an apocalyptic number.

451629131 is a deficient number, since it is larger than the sum of its proper divisors (7563109).

451629131 is a wasteful number, since it uses less digits than its factorization.

451629131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31053.

The product of its digits is 6480, while the sum is 32.

The square root of 451629131 is about 21251.5677304052. The cubic root of 451629131 is about 767.2330730814.

The spelling of 451629131 in words is "four hundred fifty-one million, six hundred twenty-nine thousand, one hundred thirty-one".