135703031 has 8 divisors (see below), whose sum is σ = 137579904. Its totient is φ = 133839160.

The previous prime is 135703019. The next prime is 135703033. The reversal of 135703031 is 130307531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135703031 is a prime.

It is a super-2 number, since 2×135703031² = 36830625245173922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135702988 and 135703006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135703033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18776 + ... + 24978.

It is an arithmetic number, because the mean of its divisors is an integer number (17197488).

Almost surely, 2^135703031 is an apocalyptic number.

135703031 is a deficient number, since it is larger than the sum of its proper divisors (1876873).

135703031 is a wasteful number, since it uses less digits than its factorization.

135703031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6501.

The product of its (nonzero) digits is 945, while the sum is 23.

The square root of 135703031 is about 11649.1643906333. The cubic root of 135703031 is about 513.8817360781.

The spelling of 135703031 in words is "one hundred thirty-five million, seven hundred three thousand, thirty-one".