45670943 has 2 divisors, whose sum is σ = 45670944. Its totient is φ = 45670942.

The previous prime is 45670907. The next prime is 45670949. The reversal of 45670943 is 34907654.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45670943 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is equal to p_2756396 and since 45670943 and 2756396 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 45670897 and 45670906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45670949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22835471 + 22835472.

It is an arithmetic number, because the mean of its divisors is an integer number (22835472).

Almost surely, 2^45670943 is an apocalyptic number.

45670943 is a deficient number, since it is larger than the sum of its proper divisors (1).

45670943 is an equidigital number, since it uses as much as digits as its factorization.

45670943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 45670943 is about 6758.0280407823. The cubic root of 45670943 is about 357.4483743732.

The spelling of 45670943 in words is "forty-five million, six hundred seventy thousand, nine hundred forty-three".