45997983 has 16 divisors (see below), whose sum is σ = 68437600. Its totient is φ = 30533760.

The previous prime is 45997969. The next prime is 45997997. The reversal of 45997983 is 38979954.

It is an interprime number because it is at equal distance from previous prime (45997969) and next prime (45997997).

It is not a de Polignac number, because 45997983 - 2⁵ = 45997951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45997933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2973 + ... + 10041.

It is an arithmetic number, because the mean of its divisors is an integer number (4277350).

Almost surely, 2^45997983 is an apocalyptic number.

45997983 is a deficient number, since it is larger than the sum of its proper divisors (22439617).

45997983 is a wasteful number, since it uses less digits than its factorization.

45997983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7319 (or 7313 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 45997983 is about 6782.1812862825. The cubic root of 45997983 is about 358.2995500631.

The spelling of 45997983 in words is "forty-five million, nine hundred ninety-seven thousand, nine hundred eighty-three".