413949379 has 2 divisors, whose sum is σ = 413949380. Its totient is φ = 413949378.

The previous prime is 413949323. The next prime is 413949391. The reversal of 413949379 is 973949314.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-413949379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (413959379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206974689 + 206974690.

It is an arithmetic number, because the mean of its divisors is an integer number (206974690).

Almost surely, 2^413949379 is an apocalyptic number.

413949379 is a deficient number, since it is larger than the sum of its proper divisors (1).

413949379 is an equidigital number, since it uses as much as digits as its factorization.

413949379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 734832, while the sum is 49.

The square root of 413949379 is about 20345.7459681379. The cubic root of 413949379 is about 745.2736132955.

The spelling of 413949379 in words is "four hundred thirteen million, nine hundred forty-nine thousand, three hundred seventy-nine".