101970609 has 8 divisors (see below), whose sum is σ = 146419392. Its totient is φ = 62751120.

The previous prime is 101970601. The next prime is 101970611. The reversal of 101970609 is 906079101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101970609 - 2³ = 101970601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101970609.

It is not an unprimeable number, because it can be changed into a prime (101970601) 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, 1307277 + ... + 1307354.

It is an arithmetic number, because the mean of its divisors is an integer number (18302424).

Almost surely, 2^101970609 is an apocalyptic number.

It is an amenable number.

101970609 is a deficient number, since it is larger than the sum of its proper divisors (44448783).

101970609 is a wasteful number, since it uses less digits than its factorization.

101970609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2614647.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 101970609 is about 10098.0497622066. The cubic root of 101970609 is about 467.1879912651.

The spelling of 101970609 in words is "one hundred one million, nine hundred seventy thousand, six hundred nine".