45943439 has 2 divisors, whose sum is σ = 45943440. Its totient is φ = 45943438.

The previous prime is 45943423. The next prime is 45943451. The reversal of 45943439 is 93434954.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45943439 - 2⁴ = 45943423 is a prime.

It is a super-2 number, since 2×45943439² = 4221599174293442, which contains 22 as substring.

It is a Chen prime.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 45943396 and 45943405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45940439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22971719 + 22971720.

It is an arithmetic number, because the mean of its divisors is an integer number (22971720).

Almost surely, 2^45943439 is an apocalyptic number.

45943439 is a deficient number, since it is larger than the sum of its proper divisors (1).

45943439 is an equidigital number, since it uses as much as digits as its factorization.

45943439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 45943439 is about 6778.1589683335. The cubic root of 45943439 is about 358.1578712390.

The spelling of 45943439 in words is "forty-five million, nine hundred forty-three thousand, four hundred thirty-nine".