3456037691 has 2 divisors, whose sum is σ = 3456037692. Its totient is φ = 3456037690.

The previous prime is 3456037681. The next prime is 3456037757. The reversal of 3456037691 is 1967306543.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1967306543) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3456037691 is a prime.

It is a super-2 number, since 2×3456037691² = 23888393043225222962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3456037681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1728018845 + 1728018846.

It is an arithmetic number, because the mean of its divisors is an integer number (1728018846).

Almost surely, 2^3456037691 is an apocalyptic number.

3456037691 is a deficient number, since it is larger than the sum of its proper divisors (1).

3456037691 is an equidigital number, since it uses as much as digits as its factorization.

3456037691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 3456037691 is about 58788.0743943872. The cubic root of 3456037691 is about 1511.9107561136.

The spelling of 3456037691 in words is "three billion, four hundred fifty-six million, thirty-seven thousand, six hundred ninety-one".