3431329457 has 4 divisors (see below), whose sum is σ = 3542017536. Its totient is φ = 3320641380.

The previous prime is 3431329439. The next prime is 3431329471. The reversal of 3431329457 is 7549231343.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7549231343 = 8369 ⋅902047.

It is a cyclic number.

It is not a de Polignac number, because 3431329457 - 2⁸ = 3431329201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3431329417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55343993 + ... + 55344054.

It is an arithmetic number, because the mean of its divisors is an integer number (885504384).

Almost surely, 2^3431329457 is an apocalyptic number.

It is an amenable number.

3431329457 is a deficient number, since it is larger than the sum of its proper divisors (110688079).

3431329457 is a wasteful number, since it uses less digits than its factorization.

3431329457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110688078.

The product of its digits is 272160, while the sum is 41.

The square root of 3431329457 is about 58577.5507937981. The cubic root of 3431329457 is about 1508.2991033151.

The spelling of 3431329457 in words is "three billion, four hundred thirty-one million, three hundred twenty-nine thousand, four hundred fifty-seven".