5451353481 has 32 divisors (see below), whose sum is σ = 8524954368. Its totient is φ = 3033538560.

The previous prime is 5451353477. The next prime is 5451353489. The reversal of 5451353481 is 1843531545.

It is not a de Polignac number, because 5451353481 - 2² = 5451353477 is a prime.

It is a super-2 number, since 2×5451353481² = 59434509549621634722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5451353489) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 491311 + ... + 502283.

It is an arithmetic number, because the mean of its divisors is an integer number (266404824).

Almost surely, 2^5451353481 is an apocalyptic number.

It is an amenable number.

5451353481 is a deficient number, since it is larger than the sum of its proper divisors (3073600887).

5451353481 is a wasteful number, since it uses less digits than its factorization.

5451353481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11601.

The product of its digits is 144000, while the sum is 39.

The square root of 5451353481 is about 73833.2816621339. The cubic root of 5451353481 is about 1759.9545314743.

The spelling of 5451353481 in words is "five billion, four hundred fifty-one million, three hundred fifty-three thousand, four hundred eighty-one".