1240114920866 has 4 divisors (see below), whose sum is σ = 1860172381302. Its totient is φ = 620057460432.

The previous prime is 1240114920827. The next prime is 1240114920893. The reversal of 1240114920866 is 6680294110421.

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., 1120360857841 + 119754063025 = 1058471^2 + 346055^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310028730215 + ... + 310028730218.

Almost surely, 2^{1240114920866} is an apocalyptic number.

1240114920866 is a deficient number, since it is larger than the sum of its proper divisors (620057460436).

1240114920866 is an equidigital number, since it uses as much as digits as its factorization.

1240114920866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620057460435.

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 1240114920866 in words is "one trillion, two hundred forty billion, one hundred fourteen million, nine hundred twenty thousand, eight hundred sixty-six".