34691431493 has 2 divisors, whose sum is σ = 34691431494. Its totient is φ = 34691431492.

The previous prime is 34691431477. The next prime is 34691431501. The reversal of 34691431493 is 39413419643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21461371009 + 13230060484 = 146497^2 + 115022^2 .

It is a cyclic number.

It is not a de Polignac number, because 34691431493 - 2⁴ = 34691431477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34691431193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17345715746 + 17345715747.

It is an arithmetic number, because the mean of its divisors is an integer number (17345715747).

Almost surely, 2^34691431493 is an apocalyptic number.

It is an amenable number.

34691431493 is a deficient number, since it is larger than the sum of its proper divisors (1).

34691431493 is an equidigital number, since it uses as much as digits as its factorization.

34691431493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 47.

The spelling of 34691431493 in words is "thirty-four billion, six hundred ninety-one million, four hundred thirty-one thousand, four hundred ninety-three".