45253693 has 2 divisors, whose sum is σ = 45253694. Its totient is φ = 45253692.

The previous prime is 45253667. The next prime is 45253723. The reversal of 45253693 is 39635254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31843449 + 13410244 = 5643^2 + 3662^2 .

It is a cyclic number.

It is not a de Polignac number, because 45253693 - 2⁵ = 45253661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45253603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22626846 + 22626847.

It is an arithmetic number, because the mean of its divisors is an integer number (22626847).

Almost surely, 2^45253693 is an apocalyptic number.

It is an amenable number.

45253693 is a deficient number, since it is larger than the sum of its proper divisors (1).

45253693 is an equidigital number, since it uses as much as digits as its factorization.

45253693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 37.

The square root of 45253693 is about 6727.0865164646. The cubic root of 45253693 is about 356.3564923043.

It can be divided in two parts, 452 and 53693, that added together give a palindrome (54145).

The spelling of 45253693 in words is "forty-five million, two hundred fifty-three thousand, six hundred ninety-three".