101589013 has 6 divisors (see below), whose sum is σ = 104397666. Its totient is φ = 98783712.

The previous prime is 101589011. The next prime is 101589053. The reversal of 101589013 is 310985101.

It can be written as a sum of positive squares in 3 ways, for example, as 17994564 + 83594449 = 4242^2 + 9143^2 .

It is not a de Polignac number, because 101589013 - 2¹ = 101589011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101589011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60481 + ... + 62137.

It is an arithmetic number, because the mean of its divisors is an integer number (17399611).

Almost surely, 2^101589013 is an apocalyptic number.

It is an amenable number.

101589013 is a deficient number, since it is larger than the sum of its proper divisors (2808653).

101589013 is an frugal number, since it uses more digits than its factorization.

101589013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351 (or 1694 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 101589013 is about 10079.1375127042. The cubic root of 101589013 is about 466.6044900722.

The spelling of 101589013 in words is "one hundred one million, five hundred eighty-nine thousand, thirteen".