135747398 has 8 divisors (see below), whose sum is σ = 203724840. Its totient is φ = 67839120.

The previous prime is 135747383. The next prime is 135747407. The reversal of 135747398 is 893747531.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12068 + ... + 20423.

It is an arithmetic number, because the mean of its divisors is an integer number (25465605).

Almost surely, 2^135747398 is an apocalyptic number.

135747398 is a deficient number, since it is larger than the sum of its proper divisors (67977442).

135747398 is a wasteful number, since it uses less digits than its factorization.

135747398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34582.

The product of its digits is 635040, while the sum is 47.

The square root of 135747398 is about 11651.0685346881. The cubic root of 135747398 is about 513.9377331245.

The spelling of 135747398 in words is "one hundred thirty-five million, seven hundred forty-seven thousand, three hundred ninety-eight".