45443743 has 2 divisors, whose sum is σ = 45443744. Its totient is φ = 45443742.

The previous prime is 45443731. The next prime is 45443753. The reversal of 45443743 is 34734454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45443743 - 2²¹ = 43346591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45443699 and 45443708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45443753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22721871 + 22721872.

It is an arithmetic number, because the mean of its divisors is an integer number (22721872).

Almost surely, 2^45443743 is an apocalyptic number.

45443743 is a deficient number, since it is larger than the sum of its proper divisors (1).

45443743 is an equidigital number, since it uses as much as digits as its factorization.

45443743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 34.

The square root of 45443743 is about 6741.1974455582. The cubic root of 45443743 is about 356.8546539601.

The spelling of 45443743 in words is "forty-five million, four hundred forty-three thousand, seven hundred forty-three".