9432731345 has 32 divisors (see below), whose sum is σ = 11861676288. Its totient is φ = 7194071808.

The previous prime is 9432731311. The next prime is 9432731381. The reversal of 9432731345 is 5431372349.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9432731345 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2439884 + ... + 2443746.

It is an arithmetic number, because the mean of its divisors is an integer number (370677384).

Almost surely, 2^9432731345 is an apocalyptic number.

It is an amenable number.

9432731345 is a deficient number, since it is larger than the sum of its proper divisors (2428944943).

9432731345 is a wasteful number, since it uses less digits than its factorization.

9432731345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4169.

The product of its digits is 272160, while the sum is 41.

The square root of 9432731345 is about 97122.2494848631. The cubic root of 9432731345 is about 2112.9010315287.

The spelling of 9432731345 in words is "nine billion, four hundred thirty-two million, seven hundred thirty-one thousand, three hundred forty-five".