45396943 has 2 divisors, whose sum is σ = 45396944. Its totient is φ = 45396942.

The previous prime is 45396937. The next prime is 45396973. The reversal of 45396943 is 34969354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45396943 - 2²¹ = 43299791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45396943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45396913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22698471 + 22698472.

It is an arithmetic number, because the mean of its divisors is an integer number (22698472).

Almost surely, 2^45396943 is an apocalyptic number.

45396943 is a deficient number, since it is larger than the sum of its proper divisors (1).

45396943 is an equidigital number, since it uses as much as digits as its factorization.

45396943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 43.

The square root of 45396943 is about 6737.7253580122. The cubic root of 45396943 is about 356.7321102533.

The spelling of 45396943 in words is "forty-five million, three hundred ninety-six thousand, nine hundred forty-three".