135451907 has 8 divisors (see below), whose sum is σ = 137130096. Its totient is φ = 133784352.

The previous prime is 135451891. The next prime is 135451909. The reversal of 135451907 is 709154531.

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

It is a cyclic number.

It is not a de Polignac number, because 135451907 - 2⁴ = 135451891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135451909) 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, 24668 + ... + 29654.

It is an arithmetic number, because the mean of its divisors is an integer number (17141262).

Almost surely, 2^135451907 is an apocalyptic number.

135451907 is a deficient number, since it is larger than the sum of its proper divisors (1678189).

135451907 is a wasteful number, since it uses less digits than its factorization.

135451907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5317.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 135451907 is about 11638.3807722552. The cubic root of 135451907 is about 513.5645539662.

The spelling of 135451907 in words is "one hundred thirty-five million, four hundred fifty-one thousand, nine hundred seven".