45475693 has 2 divisors, whose sum is σ = 45475694. Its totient is φ = 45475692.

The previous prime is 45475691. The next prime is 45475699. The reversal of 45475693 is 39657454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45118089 + 357604 = 6717^2 + 598^2 .

It is a cyclic number.

It is not a de Polignac number, because 45475693 - 2¹ = 45475691 is a prime.

Together with 45475691, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45475691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22737846 + 22737847.

It is an arithmetic number, because the mean of its divisors is an integer number (22737847).

Almost surely, 2^45475693 is an apocalyptic number.

It is an amenable number.

45475693 is a deficient number, since it is larger than the sum of its proper divisors (1).

45475693 is an equidigital number, since it uses as much as digits as its factorization.

45475693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 43.

The square root of 45475693 is about 6743.5667862045. The cubic root of 45475693 is about 356.9382652890.

The spelling of 45475693 in words is "forty-five million, four hundred seventy-five thousand, six hundred ninety-three".