138413350 has 12 divisors (see below), whose sum is σ = 257448924. Its totient is φ = 55365320.

The previous prime is 138413339. The next prime is 138413377. The reversal of 138413350 is 53314831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1384084 + ... + 1384183.

It is an arithmetic number, because the mean of its divisors is an integer number (21454077).

Almost surely, 2^138413350 is an apocalyptic number.

138413350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138413350 is a deficient number, since it is larger than the sum of its proper divisors (119035574).

138413350 is a wasteful number, since it uses less digits than its factorization.

138413350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768279 (or 2768274 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 138413350 is about 11764.9203142223. The cubic root of 138413350 is about 517.2803645277.

The spelling of 138413350 in words is "one hundred thirty-eight million, four hundred thirteen thousand, three hundred fifty".