135425419 has 4 divisors (see below), whose sum is σ = 138728520. Its totient is φ = 132122320.

The previous prime is 135425401. The next prime is 135425431. The reversal of 135425419 is 914524531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 914524531 = 953 ⋅959627.

It is a cyclic number.

It is not a de Polignac number, because 135425419 - 2⁵ = 135425387 is a prime.

It is a super-2 number, since 2×135425419² = 36680088222651122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135425819) 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, 1651489 + ... + 1651570.

It is an arithmetic number, because the mean of its divisors is an integer number (34682130).

Almost surely, 2^135425419 is an apocalyptic number.

135425419 is a deficient number, since it is larger than the sum of its proper divisors (3303101).

135425419 is an equidigital number, since it uses as much as digits as its factorization.

135425419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3303100.

The product of its digits is 21600, while the sum is 34.

The square root of 135425419 is about 11637.2427576295. The cubic root of 135425419 is about 513.5310754546.

The spelling of 135425419 in words is "one hundred thirty-five million, four hundred twenty-five thousand, four hundred nineteen".