138235354 has 12 divisors (see below), whose sum is σ = 212538942. Its totient is φ = 67430240.

The previous prime is 138235337. The next prime is 138235369. The reversal of 138235354 is 453532831.

It can be written as a sum of positive squares in 3 ways, for example, as 58936329 + 79299025 = 7677^2 + 8905^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17197 + ... + 23920.

Almost surely, 2^138235354 is an apocalyptic number.

138235354 is a deficient number, since it is larger than the sum of its proper divisors (74303588).

138235354 is an equidigital number, since it uses as much as digits as its factorization.

138235354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41201 (or 41160 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 138235354 is about 11757.3531885370. The cubic root of 138235354 is about 517.0585330060.

The spelling of 138235354 in words is "one hundred thirty-eight million, two hundred thirty-five thousand, three hundred fifty-four".