135722486 has 4 divisors (see below), whose sum is σ = 203583732. Its totient is φ = 67861242.

The previous prime is 135722459. The next prime is 135722501. The reversal of 135722486 is 684227531.

It is a happy number.

It is a semiprime because it is the product of two primes.

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, 33930620 + ... + 33930623.

It is an arithmetic number, because the mean of its divisors is an integer number (50895933).

Almost surely, 2^135722486 is an apocalyptic number.

135722486 is a deficient number, since it is larger than the sum of its proper divisors (67861246).

135722486 is an equidigital number, since it uses as much as digits as its factorization.

135722486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67861245.

The product of its digits is 80640, while the sum is 38.

The square root of 135722486 is about 11649.9993991416. Note that the first 3 decimals coincide. The cubic root of 135722486 is about 513.9062923743.

The spelling of 135722486 in words is "one hundred thirty-five million, seven hundred twenty-two thousand, four hundred eighty-six".