135002993 has 4 divisors (see below), whose sum is σ = 135681600. Its totient is φ = 134324388.

The previous prime is 135002983. The next prime is 135003019. The reversal of 135002993 is 399200531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135002993 - 2⁴ = 135002977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135002983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339005 + ... + 339402.

It is an arithmetic number, because the mean of its divisors is an integer number (33920400).

Almost surely, 2^135002993 is an apocalyptic number.

It is an amenable number.

135002993 is a deficient number, since it is larger than the sum of its proper divisors (678607).

135002993 is an equidigital number, since it uses as much as digits as its factorization.

135002993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678606.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 135002993 is about 11619.0788361212. The cubic root of 135002993 is about 512.9965750550.

The spelling of 135002993 in words is "one hundred thirty-five million, two thousand, nine hundred ninety-three".