414961639 has 2 divisors, whose sum is σ = 414961640. Its totient is φ = 414961638.

The previous prime is 414961621. The next prime is 414961643. The reversal of 414961639 is 936169414.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 414961639 - 2¹³ = 414953447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 414961595 and 414961604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (414961649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207480819 + 207480820.

It is an arithmetic number, because the mean of its divisors is an integer number (207480820).

Almost surely, 2^414961639 is an apocalyptic number.

414961639 is a deficient number, since it is larger than the sum of its proper divisors (1).

414961639 is an equidigital number, since it uses as much as digits as its factorization.

414961639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 43.

The square root of 414961639 is about 20370.6072319899. The cubic root of 414961639 is about 745.8806090635.

The spelling of 414961639 in words is "four hundred fourteen million, nine hundred sixty-one thousand, six hundred thirty-nine".