135451901 has 8 divisors (see below), whose sum is σ = 147288960. Its totient is φ = 123817392.

The previous prime is 135451891. The next prime is 135451909. The reversal of 135451901 is 109154531.

135451901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 135451901 - 2¹⁰ = 135450877 is a prime.

It is a congruent 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, 49241 + ... + 51918.

It is an arithmetic number, because the mean of its divisors is an integer number (18411120).

Almost surely, 2^135451901 is an apocalyptic number.

It is an amenable number.

135451901 is a deficient number, since it is larger than the sum of its proper divisors (11837059).

135451901 is a wasteful number, since it uses less digits than its factorization.

135451901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101275.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 135451901 is about 11638.3805144874. The cubic root of 135451901 is about 513.5645463832.

The spelling of 135451901 in words is "one hundred thirty-five million, four hundred fifty-one thousand, nine hundred one".