415139453 has 2 divisors, whose sum is σ = 415139454. Its totient is φ = 415139452.

The previous prime is 415139441. The next prime is 415139467. The reversal of 415139453 is 354931514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224340484 + 190798969 = 14978^2 + 13813^2 .

It is a cyclic number.

It is not a de Polignac number, because 415139453 - 2¹⁴ = 415123069 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (415139353) 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, 207569726 + 207569727.

It is an arithmetic number, because the mean of its divisors is an integer number (207569727).

Almost surely, 2^415139453 is an apocalyptic number.

It is an amenable number.

415139453 is a deficient number, since it is larger than the sum of its proper divisors (1).

415139453 is an equidigital number, since it uses as much as digits as its factorization.

415139453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 35.

The square root of 415139453 is about 20374.9712392435. The cubic root of 415139453 is about 745.9871322235.

The spelling of 415139453 in words is "four hundred fifteen million, one hundred thirty-nine thousand, four hundred fifty-three".