101139394 has 16 divisors (see below), whose sum is σ = 163094400. Its totient is φ = 46887984.

The previous prime is 101139373. The next prime is 101139419. The reversal of 101139394 is 493931101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26529 + ... + 30100.

It is an arithmetic number, because the mean of its divisors is an integer number (10193400).

Almost surely, 2^101139394 is an apocalyptic number.

101139394 is a deficient number, since it is larger than the sum of its proper divisors (61955006).

101139394 is a wasteful number, since it uses less digits than its factorization.

101139394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56697.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 101139394 is about 10056.8083406218. The cubic root of 101139394 is about 465.9150962487.

The spelling of 101139394 in words is "one hundred one million, one hundred thirty-nine thousand, three hundred ninety-four".