454811631 has 8 divisors (see below), whose sum is σ = 606960000. Its totient is φ = 302935512.

The previous prime is 454811593. The next prime is 454811653. The reversal of 454811631 is 136118454.

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

It is not a de Polignac number, because 454811631 - 2¹⁰ = 454810607 is a prime.

It is a super-2 number, since 2×454811631² = 413707239385760322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 454811592 and 454811601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454811831) 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, 64131 + ... + 70868.

It is an arithmetic number, because the mean of its divisors is an integer number (75870000).

Almost surely, 2^454811631 is an apocalyptic number.

454811631 is a deficient number, since it is larger than the sum of its proper divisors (152148369).

454811631 is a wasteful number, since it uses less digits than its factorization.

454811631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136125.

The product of its digits is 11520, while the sum is 33.

The square root of 454811631 is about 21326.3131131473. The cubic root of 454811631 is about 769.0310130817.

The spelling of 454811631 in words is "four hundred fifty-four million, eight hundred eleven thousand, six hundred thirty-one".