135025582 has 4 divisors (see below), whose sum is σ = 202538376. Its totient is φ = 67512790.

The previous prime is 135025529. The next prime is 135025591. The reversal of 135025582 is 285520531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 285520531 = 467 ⋅611393.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33756394 + ... + 33756397.

It is an arithmetic number, because the mean of its divisors is an integer number (50634594).

Almost surely, 2^135025582 is an apocalyptic number.

135025582 is a deficient number, since it is larger than the sum of its proper divisors (67512794).

135025582 is an equidigital number, since it uses as much as digits as its factorization.

135025582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67512793.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 135025582 is about 11620.0508604739. The cubic root of 135025582 is about 513.0251853673.

The spelling of 135025582 in words is "one hundred thirty-five million, twenty-five thousand, five hundred eighty-two".