135368427 has 8 divisors (see below), whose sum is σ = 180888016. Its totient is φ = 90047232.

The previous prime is 135368423. The next prime is 135368461. The reversal of 135368427 is 724863531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135368427 - 2² = 135368423 is a prime.

It is a super-2 number, since 2×135368427² = 36649222056908658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135368423) 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 7 ways as a sum of consecutive naturals, for example, 47998 + ... + 50739.

It is an arithmetic number, because the mean of its divisors is an integer number (22611002).

Almost surely, 2^135368427 is an apocalyptic number.

135368427 is a deficient number, since it is larger than the sum of its proper divisors (45519589).

135368427 is an equidigital number, since it uses as much as digits as its factorization.

135368427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99197.

The product of its digits is 120960, while the sum is 39.

The square root of 135368427 is about 11634.7938099478. The cubic root of 135368427 is about 513.4590277553.

The spelling of 135368427 in words is "one hundred thirty-five million, three hundred sixty-eight thousand, four hundred twenty-seven".