100819066 has 8 divisors (see below), whose sum is σ = 151273620. Its totient is φ = 50394528.

The previous prime is 100819057. The next prime is 100819087. The reversal of 100819066 is 660918001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 98505625 + 2313441 = 9925^2 + 1521^2 .

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

It is a super-2 number, since 2×100819066² = 20328968138224712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5190 + ... + 15118.

Almost surely, 2^100819066 is an apocalyptic number.

100819066 is a deficient number, since it is larger than the sum of its proper divisors (50454554).

100819066 is an equidigital number, since it uses as much as digits as its factorization.

100819066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15008.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 100819066 is about 10040.8697830417. The cubic root of 100819066 is about 465.4226949988.

The spelling of 100819066 in words is "one hundred million, eight hundred nineteen thousand, sixty-six".