135674951 has 4 divisors (see below), whose sum is σ = 135702600. Its totient is φ = 135647304.

The previous prime is 135674939. The next prime is 135674971. The reversal of 135674951 is 159476531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135674951 - 2⁶ = 135674887 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135674899 and 135674908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135674971) 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, 4256 + ... + 17013.

It is an arithmetic number, because the mean of its divisors is an integer number (33925650).

Almost surely, 2^135674951 is an apocalyptic number.

135674951 is a deficient number, since it is larger than the sum of its proper divisors (27649).

135674951 is an equidigital number, since it uses as much as digits as its factorization.

135674951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27648.

The product of its digits is 113400, while the sum is 41.

The square root of 135674951 is about 11647.9590916177. The cubic root of 135674951 is about 513.8462890818.

The spelling of 135674951 in words is "one hundred thirty-five million, six hundred seventy-four thousand, nine hundred fifty-one".