45417643 has 2 divisors, whose sum is σ = 45417644. Its totient is φ = 45417642.

The previous prime is 45417641. The next prime is 45417649. The reversal of 45417643 is 34671454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45417643 - 2¹ = 45417641 is a prime.

Together with 45417641, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 45417599 and 45417608.

It is not a weakly prime, because it can be changed into another prime (45417641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22708821 + 22708822.

It is an arithmetic number, because the mean of its divisors is an integer number (22708822).

Almost surely, 2^45417643 is an apocalyptic number.

45417643 is a deficient number, since it is larger than the sum of its proper divisors (1).

45417643 is an equidigital number, since it uses as much as digits as its factorization.

45417643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 34.

The square root of 45417643 is about 6739.2613096689. The cubic root of 45417643 is about 356.7863226599.

The spelling of 45417643 in words is "forty-five million, four hundred seventeen thousand, six hundred forty-three".