34699785137 has 2 divisors, whose sum is σ = 34699785138. Its totient is φ = 34699785136.

The previous prime is 34699785103. The next prime is 34699785149. The reversal of 34699785137 is 73158799643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22661087296 + 12038697841 = 150536^2 + 109721^2 .

It is a cyclic number.

It is not a de Polignac number, because 34699785137 - 2¹⁶ = 34699719601 is a prime.

It is a super-2 number, since 2×34699785137² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34699785137.

It is not a weakly prime, because it can be changed into another prime (34699785037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17349892568 + 17349892569.

It is an arithmetic number, because the mean of its divisors is an integer number (17349892569).

Almost surely, 2^34699785137 is an apocalyptic number.

It is an amenable number.

34699785137 is a deficient number, since it is larger than the sum of its proper divisors (1).

34699785137 is an equidigital number, since it uses as much as digits as its factorization.

34699785137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34292160, while the sum is 62.

The spelling of 34699785137 in words is "thirty-four billion, six hundred ninety-nine million, seven hundred eighty-five thousand, one hundred thirty-seven".