135102449 has 2 divisors, whose sum is σ = 135102450. Its totient is φ = 135102448.

The previous prime is 135102439. The next prime is 135102467. The reversal of 135102449 is 944201531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68973025 + 66129424 = 8305^2 + 8132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135102449 is a prime.

It is not a weakly prime, because it can be changed into another prime (135102419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67551224 + 67551225.

It is an arithmetic number, because the mean of its divisors is an integer number (67551225).

Almost surely, 2^135102449 is an apocalyptic number.

It is an amenable number.

135102449 is a deficient number, since it is larger than the sum of its proper divisors (1).

135102449 is an equidigital number, since it uses as much as digits as its factorization.

135102449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 135102449 is about 11623.3579055280. The cubic root of 135102449 is about 513.1225180989.

The spelling of 135102449 in words is "one hundred thirty-five million, one hundred two thousand, four hundred forty-nine".