135392546 has 8 divisors (see below), whose sum is σ = 208577820. Its totient is φ = 65866608.

The previous prime is 135392519. The next prime is 135392549. The reversal of 135392546 is 645293531.

It can be written as a sum of positive squares in 2 ways, for example, as 135373225 + 19321 = 11635^2 + 139^2 .

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

It is a super-2 number, since 2×135392546² = 36662283024724232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135392549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914741 + ... + 914888.

Almost surely, 2^135392546 is an apocalyptic number.

135392546 is a deficient number, since it is larger than the sum of its proper divisors (73185274).

135392546 is a wasteful number, since it uses less digits than its factorization.

135392546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829668.

The product of its digits is 97200, while the sum is 38.

The square root of 135392546 is about 11635.8302668954. The cubic root of 135392546 is about 513.4895207911.

The spelling of 135392546 in words is "one hundred thirty-five million, three hundred ninety-two thousand, five hundred forty-six".