3451242439 has 2 divisors, whose sum is σ = 3451242440. Its totient is φ = 3451242438.

The previous prime is 3451242401. The next prime is 3451242461. The reversal of 3451242439 is 9342421543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3451242439 - 2¹⁹ = 3450718151 is a prime.

It is a super-2 number, since 2×3451242439² = 23822148745509337442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3451242398 and 3451242407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3451242239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725621219 + 1725621220.

It is an arithmetic number, because the mean of its divisors is an integer number (1725621220).

Almost surely, 2^3451242439 is an apocalyptic number.

3451242439 is a deficient number, since it is larger than the sum of its proper divisors (1).

3451242439 is an equidigital number, since it uses as much as digits as its factorization.

3451242439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The square root of 3451242439 is about 58747.2760134459. The cubic root of 3451242439 is about 1511.2111737755.

The spelling of 3451242439 in words is "three billion, four hundred fifty-one million, two hundred forty-two thousand, four hundred thirty-nine".