135007869 has 4 divisors (see below), whose sum is σ = 180010496. Its totient is φ = 90005244.

The previous prime is 135007853. The next prime is 135007877. The reversal of 135007869 is 968700531.

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 not a de Polignac number, because 135007869 - 2⁴ = 135007853 is a prime.

It is a super-2 number, since 2×135007869² = 36454249383842322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135007819) 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, 22501309 + ... + 22501314.

It is an arithmetic number, because the mean of its divisors is an integer number (45002624).

Almost surely, 2^135007869 is an apocalyptic number.

It is an amenable number.

135007869 is a deficient number, since it is larger than the sum of its proper divisors (45002627).

135007869 is an equidigital number, since it uses as much as digits as its factorization.

135007869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45002626.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 135007869 is about 11619.2886615317. The cubic root of 135007869 is about 513.0027510692.

The spelling of 135007869 in words is "one hundred thirty-five million, seven thousand, eight hundred sixty-nine".