83566101 has 8 divisors (see below), whose sum is σ = 117975744. Its totient is φ = 52433600.

The previous prime is 83566057. The next prime is 83566103. The reversal of 83566101 is 10166538.

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

It is a cyclic number.

It is not a de Polignac number, because 83566101 - 2⁷ = 83565973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83566103) 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, 819225 + ... + 819326.

It is an arithmetic number, because the mean of its divisors is an integer number (14746968).

Almost surely, 2^83566101 is an apocalyptic number.

It is an amenable number.

83566101 is a deficient number, since it is larger than the sum of its proper divisors (34409643).

83566101 is a wasteful number, since it uses less digits than its factorization.

83566101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638571.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 83566101 is about 9141.4496115222. The cubic root of 83566101 is about 437.1965368773.

The spelling of 83566101 in words is "eighty-three million, five hundred sixty-six thousand, one hundred one".