138754714 has 32 divisors (see below), whose sum is σ = 253342080. Its totient is φ = 55638528.

The previous prime is 138754643. The next prime is 138754727. The reversal of 138754714 is 417457831.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40974 + ... + 44230.

It is an arithmetic number, because the mean of its divisors is an integer number (7916940).

Almost surely, 2^138754714 is an apocalyptic number.

138754714 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

138754714 is a deficient number, since it is larger than the sum of its proper divisors (114587366).

138754714 is a wasteful number, since it uses less digits than its factorization.

138754714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462.

The product of its digits is 94080, while the sum is 40.

The square root of 138754714 is about 11779.4190858463. The cubic root of 138754714 is about 517.7052655647.

The spelling of 138754714 in words is "one hundred thirty-eight million, seven hundred fifty-four thousand, seven hundred fourteen".