101361866 has 4 divisors (see below), whose sum is σ = 152042802. Its totient is φ = 50680932.

The previous prime is 101361853. The next prime is 101361889. The reversal of 101361866 is 668163101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 87516025 + 13845841 = 9355^2 + 3721^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25340465 + ... + 25340468.

Almost surely, 2^101361866 is an apocalyptic number.

101361866 is a deficient number, since it is larger than the sum of its proper divisors (50680936).

101361866 is an equidigital number, since it uses as much as digits as its factorization.

101361866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50680935.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 101361866 is about 10067.8630304549. The cubic root of 101361866 is about 466.2564639114.

The spelling of 101361866 in words is "one hundred one million, three hundred sixty-one thousand, eight hundred sixty-six".