135403744 has 24 divisors (see below), whose sum is σ = 304658928. Its totient is φ = 58030080.

The previous prime is 135403733. The next prime is 135403769. The reversal of 135403744 is 447304531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302017 + ... + 302464.

It is an arithmetic number, because the mean of its divisors is an integer number (12694122).

Almost surely, 2^135403744 is an apocalyptic number.

135403744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

135403744 is an abundant number, since it is smaller than the sum of its proper divisors (169255184).

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

135403744 is an equidigital number, since it uses as much as digits as its factorization.

135403744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604498 (or 604490 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 135403744 is about 11636.3114430648. The cubic root of 135403744 is about 513.5036769055.

The spelling of 135403744 in words is "one hundred thirty-five million, four hundred three thousand, seven hundred forty-four".