45731963 has 4 divisors (see below), whose sum is σ = 46968000. Its totient is φ = 44495928.

The previous prime is 45731957. The next prime is 45731971. The reversal of 45731963 is 36913754.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45731963 - 2²² = 41537659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45731923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617963 + ... + 618036.

It is an arithmetic number, because the mean of its divisors is an integer number (11742000).

Almost surely, 2^45731963 is an apocalyptic number.

45731963 is a deficient number, since it is larger than the sum of its proper divisors (1236037).

45731963 is a wasteful number, since it uses less digits than its factorization.

45731963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236036.

The product of its digits is 68040, while the sum is 38.

The square root of 45731963 is about 6762.5411643849. The cubic root of 45731963 is about 357.6074966481.

The spelling of 45731963 in words is "forty-five million, seven hundred thirty-one thousand, nine hundred sixty-three".