136382473 has 2 divisors, whose sum is σ = 136382474. Its totient is φ = 136382472.

The previous prime is 136382471. The next prime is 136382501. The reversal of 136382473 is 374283631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126945289 + 9437184 = 11267^2 + 3072^2 .

It is a cyclic number.

It is not a de Polignac number, because 136382473 - 2¹ = 136382471 is a prime.

Together with 136382471, it forms a pair of twin primes.

It is equal to p_7719148 and since 136382473 and 7719148 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (136382471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68191236 + 68191237.

It is an arithmetic number, because the mean of its divisors is an integer number (68191237).

Almost surely, 2^136382473 is an apocalyptic number.

It is an amenable number.

136382473 is a deficient number, since it is larger than the sum of its proper divisors (1).

136382473 is an equidigital number, since it uses as much as digits as its factorization.

136382473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 37.

The square root of 136382473 is about 11678.2906711556. The cubic root of 136382473 is about 514.7379481837.

The spelling of 136382473 in words is "one hundred thirty-six million, three hundred eighty-two thousand, four hundred seventy-three".