135321492 has 12 divisors (see below), whose sum is σ = 315750176. Its totient is φ = 45107160.

The previous prime is 135321463. The next prime is 135321521. The reversal of 135321492 is 294123531.

It is an interprime number because it is at equal distance from previous prime (135321463) and next prime (135321521).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 5638384 + ... + 5638407.

Almost surely, 2^135321492 is an apocalyptic number.

135321492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135321492 is an abundant number, since it is smaller than the sum of its proper divisors (180428684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135321492 is a wasteful number, since it uses less digits than its factorization.

135321492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11276798 (or 11276796 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 135321492 is about 11632.7766246928. The cubic root of 135321492 is about 513.3996786496.

The spelling of 135321492 in words is "one hundred thirty-five million, three hundred twenty-one thousand, four hundred ninety-two".