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BaseRepresentation
bin100000111110001001
320212020211
4200332021
513310144
62521121
71101505
oct407611
9225224
10135049
1192512
12661a1
1349615
1437305
152a034
hex20f89

135049 has 2 divisors, whose sum is σ = 135050. Its totient is φ = 135048.

The previous prime is 135043. The next prime is 135059. The reversal of 135049 is 940531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81225 + 53824 = 285^2 + 232^2 .

It is an emirp because it is prime and its reverse (940531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135049 - 25 = 135017 is a prime.

It is not a weakly prime, because it can be changed into another prime (135043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67524 + 67525.

It is an arithmetic number, because the mean of its divisors is an integer number (67525).

2135049 is an apocalyptic number.

It is an amenable number.

135049 is a deficient number, since it is larger than the sum of its proper divisors (1).

135049 is an equidigital number, since it uses as much as digits as its factorization.

135049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 135049 is about 367.4901359220. The cubic root of 135049 is about 51.3054842289.

The spelling of 135049 in words is "one hundred thirty-five thousand, forty-nine".