135085393 has 16 divisors (see below), whose sum is σ = 143467200. Its totient is φ = 126992320.

The previous prime is 135085387. The next prime is 135085399. The reversal of 135085393 is 393580531.

It is an interprime number because it is at equal distance from previous prime (135085387) and next prime (135085399).

It is a cyclic number.

It is not a de Polignac number, because 135085393 - 2⁹ = 135084881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135085399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274878 + ... + 275368.

It is an arithmetic number, because the mean of its divisors is an integer number (8966700).

Almost surely, 2^135085393 is an apocalyptic number.

It is an amenable number.

135085393 is a deficient number, since it is larger than the sum of its proper divisors (8381807).

135085393 is a wasteful number, since it uses less digits than its factorization.

135085393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 135085393 is about 11622.6241873339. The cubic root of 135085393 is about 513.1009241504.

The spelling of 135085393 in words is "one hundred thirty-five million, eighty-five thousand, three hundred ninety-three".