413521289 has 2 divisors, whose sum is σ = 413521290. Its totient is φ = 413521288.

The previous prime is 413521261. The next prime is 413521331. The reversal of 413521289 is 982125314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338265664 + 75255625 = 18392^2 + 8675^2 .

It is a cyclic number.

It is not a de Polignac number, because 413521289 - 2⁸ = 413521033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (413521249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206760644 + 206760645.

It is an arithmetic number, because the mean of its divisors is an integer number (206760645).

Almost surely, 2^413521289 is an apocalyptic number.

It is an amenable number.

413521289 is a deficient number, since it is larger than the sum of its proper divisors (1).

413521289 is an equidigital number, since it uses as much as digits as its factorization.

413521289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 413521289 is about 20335.2228657568. Note that the first 3 decimals coincide. The cubic root of 413521289 is about 745.0166138961.

The spelling of 413521289 in words is "four hundred thirteen million, five hundred twenty-one thousand, two hundred eighty-nine".