135498738 has 32 divisors (see below), whose sum is σ = 288467136. Its totient is φ = 42283008.

The previous prime is 135498691. The next prime is 135498739. The reversal of 135498738 is 837894531.

It is not an unprimeable number, because it can be changed into a prime (135498739) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16245 + ... + 23127.

It is an arithmetic number, because the mean of its divisors is an integer number (9014598).

Almost surely, 2^135498738 is an apocalyptic number.

135498738 is an abundant number, since it is smaller than the sum of its proper divisors (152968398).

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

135498738 is a wasteful number, since it uses less digits than its factorization.

135498738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7098.

The product of its digits is 725760, while the sum is 48.

The square root of 135498738 is about 11640.3925191550. The cubic root of 135498738 is about 513.6237335695.

The spelling of 135498738 in words is "one hundred thirty-five million, four hundred ninety-eight thousand, seven hundred thirty-eight".