45837971 has 2 divisors, whose sum is σ = 45837972. Its totient is φ = 45837970.

The previous prime is 45837949. The next prime is 45837973. The reversal of 45837971 is 17973854.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45837971 is a prime.

It is a super-2 number, since 2×45837971² = 4202239170793682, which contains 22 as substring.

Together with 45837973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45837973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22918985 + 22918986.

It is an arithmetic number, because the mean of its divisors is an integer number (22918986).

Almost surely, 2^45837971 is an apocalyptic number.

45837971 is a deficient number, since it is larger than the sum of its proper divisors (1).

45837971 is an equidigital number, since it uses as much as digits as its factorization.

45837971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 45837971 is about 6770.3745095822. The cubic root of 45837971 is about 357.8835982271.

The spelling of 45837971 in words is "forty-five million, eight hundred thirty-seven thousand, nine hundred seventy-one".