101969913 has 8 divisors (see below), whose sum is σ = 137989408. Its totient is φ = 66965184.

The previous prime is 101969909. The next prime is 101969929. The reversal of 101969913 is 319969101.

It is a happy number.

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

It is not a de Polignac number, because 101969913 - 2² = 101969909 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101969113) 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, 253456 + ... + 253857.

It is an arithmetic number, because the mean of its divisors is an integer number (17248676).

Almost surely, 2^101969913 is an apocalyptic number.

It is an amenable number.

101969913 is a deficient number, since it is larger than the sum of its proper divisors (36019495).

101969913 is an equidigital number, since it uses as much as digits as its factorization.

101969913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507383.

The product of its (nonzero) digits is 13122, while the sum is 39.

The square root of 101969913 is about 10098.0153000478. The cubic root of 101969913 is about 467.1869283327.

The spelling of 101969913 in words is "one hundred one million, nine hundred sixty-nine thousand, nine hundred thirteen".