674365453 has 2 divisors, whose sum is σ = 674365454. Its totient is φ = 674365452.

The previous prime is 674365427. The next prime is 674365579. The reversal of 674365453 is 354563476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 647346249 + 27019204 = 25443^2 + 5198^2 .

It is a cyclic number.

It is not a de Polignac number, because 674365453 - 2⁵ = 674365421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674365753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337182726 + 337182727.

It is an arithmetic number, because the mean of its divisors is an integer number (337182727).

Almost surely, 2^674365453 is an apocalyptic number.

It is an amenable number.

674365453 is a deficient number, since it is larger than the sum of its proper divisors (1).

674365453 is an equidigital number, since it uses as much as digits as its factorization.

674365453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 43.

The square root of 674365453 is about 25968.5473794743. The cubic root of 674365453 is about 876.9303572568.

The spelling of 674365453 in words is "six hundred seventy-four million, three hundred sixty-five thousand, four hundred fifty-three".