135426001 has 4 divisors (see below), whose sum is σ = 141314112. Its totient is φ = 129537892.

The previous prime is 135425999. The next prime is 135426013. The reversal of 135426001 is 100624531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100624531 = 7 ⋅14374933.

It is a cyclic number.

It is not a de Polignac number, because 135426001 - 2¹ = 135425999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135426041) 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 3 ways as a sum of consecutive naturals, for example, 2944021 + ... + 2944066.

It is an arithmetic number, because the mean of its divisors is an integer number (35328528).

Almost surely, 2^135426001 is an apocalyptic number.

It is an amenable number.

135426001 is a deficient number, since it is larger than the sum of its proper divisors (5888111).

135426001 is an equidigital number, since it uses as much as digits as its factorization.

135426001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5888110.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 135426001 is about 11637.2677635259. The cubic root of 135426001 is about 513.5318110985.

The spelling of 135426001 in words is "one hundred thirty-five million, four hundred twenty-six thousand, one".