135143732 has 24 divisors (see below), whose sum is σ = 252369600. Its totient is φ = 63135936.

The previous prime is 135143651. The next prime is 135143777. The reversal of 135143732 is 237341531.

It is a junction number, because it is equal to n+sod(n) for n = 135143695 and 135143704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6632 + ... + 17727.

It is an arithmetic number, because the mean of its divisors is an integer number (10515400).

Almost surely, 2^135143732 is an apocalyptic number.

It is an amenable number.

135143732 is a deficient number, since it is larger than the sum of its proper divisors (117225868).

135143732 is a wasteful number, since it uses less digits than its factorization.

135143732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24455 (or 24453 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 135143732 is about 11625.1336336405. The cubic root of 135143732 is about 513.1747774024.

The spelling of 135143732 in words is "one hundred thirty-five million, one hundred forty-three thousand, seven hundred thirty-two".