136214464357 has 2 divisors, whose sum is σ = 136214464358. Its totient is φ = 136214464356.

The previous prime is 136214464343. The next prime is 136214464381. The reversal of 136214464357 is 753464412631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133945752196 + 2268712161 = 365986^2 + 47631^2 .

It is a cyclic number.

It is not a de Polignac number, because 136214464357 - 2¹⁵ = 136214431589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136214464307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68107232178 + 68107232179.

It is an arithmetic number, because the mean of its divisors is an integer number (68107232179).

Almost surely, 2^136214464357 is an apocalyptic number.

It is an amenable number.

136214464357 is a deficient number, since it is larger than the sum of its proper divisors (1).

136214464357 is an equidigital number, since it uses as much as digits as its factorization.

136214464357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 46.

Adding to 136214464357 its reverse (753464412631), we get a palindrome (889678876988).

The spelling of 136214464357 in words is "one hundred thirty-six billion, two hundred fourteen million, four hundred sixty-four thousand, three hundred fifty-seven".