34372988365813 has 2 divisors, whose sum is σ = 34372988365814. Its totient is φ = 34372988365812.

The previous prime is 34372988365811. The next prime is 34372988365841. The reversal of 34372988365813 is 31856388927343.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33177392640324 + 1195595725489 = 5759982^2 + 1093433^2 .

It is an emirp because it is prime and its reverse (31856388927343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34372988365813 - 2¹ = 34372988365811 is a prime.

Together with 34372988365811, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34372988365811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17186494182906 + 17186494182907.

It is an arithmetic number, because the mean of its divisors is an integer number (17186494182907).

Almost surely, 2^{34372988365813} is an apocalyptic number.

It is an amenable number.

34372988365813 is a deficient number, since it is larger than the sum of its proper divisors (1).

34372988365813 is an equidigital number, since it uses as much as digits as its factorization.

34372988365813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 627056640, while the sum is 70.

The spelling of 34372988365813 in words is "thirty-four trillion, three hundred seventy-two billion, nine hundred eighty-eight million, three hundred sixty-five thousand, eight hundred thirteen".