45353657 has 2 divisors, whose sum is σ = 45353658. Its totient is φ = 45353656.

The previous prime is 45353647. The next prime is 45353687. The reversal of 45353657 is 75635354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45104656 + 249001 = 6716^2 + 499^2 .

It is a cyclic number.

It is not a de Polignac number, because 45353657 - 2¹⁶ = 45288121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45353657.

It is not a weakly prime, because it can be changed into another prime (45353647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22676828 + 22676829.

It is an arithmetic number, because the mean of its divisors is an integer number (22676829).

Almost surely, 2^45353657 is an apocalyptic number.

It is an amenable number.

45353657 is a deficient number, since it is larger than the sum of its proper divisors (1).

45353657 is an equidigital number, since it uses as much as digits as its factorization.

45353657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 189000, while the sum is 38.

The square root of 45353657 is about 6734.5123802693. The cubic root of 45353657 is about 356.6186928031.

It can be divided in two parts, 4535 and 3657, that added together give a 13-th power (8192 = 2¹³).

The spelling of 45353657 in words is "forty-five million, three hundred fifty-three thousand, six hundred fifty-seven".