135291036 has 48 divisors (see below), whose sum is σ = 321995520. Its totient is φ = 44204160.

The previous prime is 135291019. The next prime is 135291043. The reversal of 135291036 is 630192531.

It is a junction number, because it is equal to n+sod(n) for n = 135290994 and 135291012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139425 + ... + 140391.

It is an arithmetic number, because the mean of its divisors is an integer number (6708240).

Almost surely, 2^135291036 is an apocalyptic number.

It is an amenable number.

135291036 is an abundant number, since it is smaller than the sum of its proper divisors (186704484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135291036 is a wasteful number, since it uses less digits than its factorization.

135291036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194 (or 1192 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 135291036 is about 11631.4674912498. The cubic root of 135291036 is about 513.3611598266.

The spelling of 135291036 in words is "one hundred thirty-five million, two hundred ninety-one thousand, thirty-six".