136934797 has 2 divisors, whose sum is σ = 136934798. Its totient is φ = 136934796.

The previous prime is 136934783. The next prime is 136934827. The reversal of 136934797 is 797439631.

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., 82337476 + 54597321 = 9074^2 + 7389^2 .

It is an emirp because it is prime and its reverse (797439631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136934797 - 2¹¹ = 136932749 is a prime.

It is a super-2 number, since 2×136934797² = 37502277258862418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136934797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136934717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68467398 + 68467399.

It is an arithmetic number, because the mean of its divisors is an integer number (68467399).

Almost surely, 2^136934797 is an apocalyptic number.

It is an amenable number.

136934797 is a deficient number, since it is larger than the sum of its proper divisors (1).

136934797 is an equidigital number, since it uses as much as digits as its factorization.

136934797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857304, while the sum is 49.

The square root of 136934797 is about 11701.9142451139. The cubic root of 136934797 is about 515.4318770220.

It can be divided in two parts, 136934 and 797, that added together give a palindrome (137731).

The spelling of 136934797 in words is "one hundred thirty-six million, nine hundred thirty-four thousand, seven hundred ninety-seven".