9451465231 has 32 divisors (see below), whose sum is σ = 11093544000. Its totient is φ = 7972521984.

The previous prime is 9451465223. The next prime is 9451465307. The reversal of 9451465231 is 1325641549.

It is not a de Polignac number, because 9451465231 - 2³ = 9451465223 is a prime.

It is a super-2 number, since 2×9451465231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9451465031) 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, 1641145 + ... + 1646893.

It is an arithmetic number, because the mean of its divisors is an integer number (346673250).

Almost surely, 2^9451465231 is an apocalyptic number.

9451465231 is a deficient number, since it is larger than the sum of its proper divisors (1642078769).

9451465231 is a wasteful number, since it uses less digits than its factorization.

9451465231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5995.

The product of its digits is 129600, while the sum is 40.

The square root of 9451465231 is about 97218.6465190706. The cubic root of 9451465231 is about 2114.2988829733.

The spelling of 9451465231 in words is "nine billion, four hundred fifty-one million, four hundred sixty-five thousand, two hundred thirty-one".