135353401 has 4 divisors (see below), whose sum is σ = 135815652. Its totient is φ = 134891152.

The previous prime is 135353399. The next prime is 135353443. The reversal of 135353401 is 104353531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104353531 = 17 ⋅6138443.

It can be written as a sum of positive squares in 2 ways, for example, as 109098025 + 26255376 = 10445^2 + 5124^2 .

It is a cyclic number.

It is not a de Polignac number, because 135353401 - 2¹ = 135353399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135353501) 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, 230686 + ... + 231271.

It is an arithmetic number, because the mean of its divisors is an integer number (33953913).

Almost surely, 2^135353401 is an apocalyptic number.

It is an amenable number.

135353401 is a deficient number, since it is larger than the sum of its proper divisors (462251).

135353401 is an equidigital number, since it uses as much as digits as its factorization.

135353401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462250.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 135353401 is about 11634.1480564758. The cubic root of 135353401 is about 513.4400289360.

The spelling of 135353401 in words is "one hundred thirty-five million, three hundred fifty-three thousand, four hundred one".