136325473 has 2 divisors, whose sum is σ = 136325474. Its totient is φ = 136325472.

The previous prime is 136325471. The next prime is 136325477. The reversal of 136325473 is 374523631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128663649 + 7661824 = 11343^2 + 2768^2 .

It is a cyclic number.

It is not a de Polignac number, because 136325473 - 2¹ = 136325471 is a prime.

Together with 136325471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (136325471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68162736 + 68162737.

It is an arithmetic number, because the mean of its divisors is an integer number (68162737).

Almost surely, 2^136325473 is an apocalyptic number.

It is an amenable number.

136325473 is a deficient number, since it is larger than the sum of its proper divisors (1).

136325473 is an equidigital number, since it uses as much as digits as its factorization.

136325473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 34.

The square root of 136325473 is about 11675.8499904718. The cubic root of 136325473 is about 514.6662279427. Note that the first 3 decimals are identical.

The spelling of 136325473 in words is "one hundred thirty-six million, three hundred twenty-five thousand, four hundred seventy-three".