101966493 has 8 divisors (see below), whose sum is σ = 143952768. Its totient is φ = 63978944.

The previous prime is 101966489. The next prime is 101966503. The reversal of 101966493 is 394669101.

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 101966493 - 2² = 101966489 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101966093) 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, 999621 + ... + 999722.

It is an arithmetic number, because the mean of its divisors is an integer number (17994096).

Almost surely, 2^101966493 is an apocalyptic number.

It is an amenable number.

101966493 is a deficient number, since it is larger than the sum of its proper divisors (41986275).

101966493 is a wasteful number, since it uses less digits than its factorization.

101966493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999363.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 101966493 is about 10097.8459584210. The cubic root of 101966493 is about 467.1817052327.

The spelling of 101966493 in words is "one hundred one million, nine hundred sixty-six thousand, four hundred ninety-three".