138552098 has 16 divisors (see below), whose sum is σ = 212823936. Its totient is φ = 67630080.

The previous prime is 138552097. The next prime is 138552107. The reversal of 138552098 is 890255831.

138552098 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (138552097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9890 + ... + 19362.

It is an arithmetic number, because the mean of its divisors is an integer number (13301496).

Almost surely, 2^138552098 is an apocalyptic number.

138552098 is a deficient number, since it is larger than the sum of its proper divisors (74271838).

138552098 is a wasteful number, since it uses less digits than its factorization.

138552098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9649.

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 138552098 is about 11770.8155197505. The cubic root of 138552098 is about 517.4531504804.

The spelling of 138552098 in words is "one hundred thirty-eight million, five hundred fifty-two thousand, ninety-eight".