101439006 has 16 divisors (see below), whose sum is σ = 209422848. Its totient is φ = 32722200.

The previous prime is 101439001. The next prime is 101439053. The reversal of 101439006 is 600934101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101439001) 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, 272500 + ... + 272871.

It is an arithmetic number, because the mean of its divisors is an integer number (13088928).

Almost surely, 2^101439006 is an apocalyptic number.

101439006 is an abundant number, since it is smaller than the sum of its proper divisors (107983842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101439006 is a wasteful number, since it uses less digits than its factorization.

101439006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545407.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 101439006 is about 10071.6933035116. The cubic root of 101439006 is about 466.3747131927.

The spelling of 101439006 in words is "one hundred one million, four hundred thirty-nine thousand, six".