3431239361 has 4 divisors (see below), whose sum is σ = 3743170224. Its totient is φ = 3119308500.

The previous prime is 3431239349. The next prime is 3431239369. The reversal of 3431239361 is 1639321343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-3431239361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3431239369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155965415 + ... + 155965436.

It is an arithmetic number, because the mean of its divisors is an integer number (935792556).

Almost surely, 2^3431239361 is an apocalyptic number.

It is an amenable number.

3431239361 is a deficient number, since it is larger than the sum of its proper divisors (311930863).

3431239361 is a wasteful number, since it uses less digits than its factorization.

3431239361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311930862.

The product of its digits is 34992, while the sum is 35.

The square root of 3431239361 is about 58576.7817569385. The cubic root of 3431239361 is about 1508.2859021242.

The spelling of 3431239361 in words is "three billion, four hundred thirty-one million, two hundred thirty-nine thousand, three hundred sixty-one".