439134461 has 2 divisors, whose sum is σ = 439134462. Its totient is φ = 439134460.

The previous prime is 439134433. The next prime is 439134467. The reversal of 439134461 is 164431934.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 309971236 + 129163225 = 17606^2 + 11365^2 .

It is a cyclic number.

It is not a de Polignac number, because 439134461 - 2¹⁰ = 439133437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (439134467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219567230 + 219567231.

It is an arithmetic number, because the mean of its divisors is an integer number (219567231).

Almost surely, 2^439134461 is an apocalyptic number.

It is an amenable number.

439134461 is a deficient number, since it is larger than the sum of its proper divisors (1).

439134461 is an equidigital number, since it uses as much as digits as its factorization.

439134461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 439134461 is about 20955.5353307903. The cubic root of 439134461 is about 760.0914369441.

The spelling of 439134461 in words is "four hundred thirty-nine million, one hundred thirty-four thousand, four hundred sixty-one".