135207692 has 12 divisors (see below), whose sum is σ = 236708976. Its totient is φ = 67576560.

The previous prime is 135207691. The next prime is 135207701. The reversal of 135207692 is 296702531.

It is a super-2 number, since 2×135207692² = 36562239951933728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135207691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7817 + ... + 18207.

It is an arithmetic number, because the mean of its divisors is an integer number (19725748).

Almost surely, 2^135207692 is an apocalyptic number.

It is an amenable number.

135207692 is a deficient number, since it is larger than the sum of its proper divisors (101501284).

135207692 is a wasteful number, since it uses less digits than its factorization.

135207692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13648 (or 13646 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 135207692 is about 11627.8842443499. The cubic root of 135207692 is about 513.2557220421.

It can be divided in two parts, 13520 and 7692, that added together give a palindrome (21212).

The spelling of 135207692 in words is "one hundred thirty-five million, two hundred seven thousand, six hundred ninety-two".