135322401 has 8 divisors (see below), whose sum is σ = 180823104. Its totient is φ = 90018320.

The previous prime is 135322391. The next prime is 135322403. The reversal of 135322401 is 104223531.

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 135322401 - 2⁶ = 135322337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135322403) 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, 47541 + ... + 50306.

It is an arithmetic number, because the mean of its divisors is an integer number (22602888).

Almost surely, 2^135322401 is an apocalyptic number.

It is an amenable number.

135322401 is a deficient number, since it is larger than the sum of its proper divisors (45500703).

135322401 is an equidigital number, since it uses as much as digits as its factorization.

135322401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98311.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 135322401 is about 11632.8156952648. The cubic root of 135322401 is about 513.4008282065.

Adding to 135322401 its reverse (104223531), we get a palindrome (239545932).

The spelling of 135322401 in words is "one hundred thirty-five million, three hundred twenty-two thousand, four hundred one".