136417249 has 2 divisors, whose sum is σ = 136417250. Its totient is φ = 136417248.

The previous prime is 136417219. The next prime is 136417271. The reversal of 136417249 is 942714631.

136417249 = T₉₅₃₅ + T₉₅₃₆ + T₉₅₃₇.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120297024 + 16120225 = 10968^2 + 4015^2 .

It is a cyclic number.

It is not a de Polignac number, because 136417249 - 2¹⁵ = 136384481 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (136417219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68208624 + 68208625.

It is an arithmetic number, because the mean of its divisors is an integer number (68208625).

Almost surely, 2^136417249 is an apocalyptic number.

136417249 is the 9537-th centered triangular number.

It is an amenable number.

136417249 is a deficient number, since it is larger than the sum of its proper divisors (1).

136417249 is an equidigital number, since it uses as much as digits as its factorization.

136417249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 136417249 is about 11679.7794927815. The cubic root of 136417249 is about 514.7816952655.

The spelling of 136417249 in words is "one hundred thirty-six million, four hundred seventeen thousand, two hundred forty-nine".