45255493 has 2 divisors, whose sum is σ = 45255494. Its totient is φ = 45255492.

The previous prime is 45255487. The next prime is 45255499. The reversal of 45255493 is 39455254.

It is a balanced prime because it is at equal distance from previous prime (45255487) and next prime (45255499).

It can be written as a sum of positive squares in only one way, i.e., 31550689 + 13704804 = 5617^2 + 3702^2 .

It is a cyclic number.

It is not a de Polignac number, because 45255493 - 2⁵ = 45255461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45255499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22627746 + 22627747.

It is an arithmetic number, because the mean of its divisors is an integer number (22627747).

Almost surely, 2^45255493 is an apocalyptic number.

It is an amenable number.

45255493 is a deficient number, since it is larger than the sum of its proper divisors (1).

45255493 is an equidigital number, since it uses as much as digits as its factorization.

45255493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 37.

The square root of 45255493 is about 6727.2203026213. The cubic root of 45255493 is about 356.3612170250.

It can be divided in two parts, 452 and 55493, that added together give a triangular number (55945 = T₃₃₄).

The spelling of 45255493 in words is "forty-five million, two hundred fifty-five thousand, four hundred ninety-three".