135075801 has 32 divisors (see below), whose sum is σ = 211680000. Its totient is φ = 76581120.

The previous prime is 135075797. The next prime is 135075817. The reversal of 135075801 is 108570531.

It is not a de Polignac number, because 135075801 - 2² = 135075797 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135075821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152881 + ... + 153761.

It is an arithmetic number, because the mean of its divisors is an integer number (6615000).

Almost surely, 2^135075801 is an apocalyptic number.

It is an amenable number.

135075801 is a deficient number, since it is larger than the sum of its proper divisors (76604199).

135075801 is an equidigital number, since it uses as much as digits as its factorization.

135075801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 135075801 is about 11622.2115365364. The cubic root of 135075801 is about 513.0887792879.

The spelling of 135075801 in words is "one hundred thirty-five million, seventy-five thousand, eight hundred one".