2140240147 has 2 divisors, whose sum is σ = 2140240148. Its totient is φ = 2140240146.

The previous prime is 2140240079. The next prime is 2140240159. The reversal of 2140240147 is 7410420412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2140240147 - 2²⁷ = 2006022419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2110240147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070120073 + 1070120074.

It is an arithmetic number, because the mean of its divisors is an integer number (1070120074).

Almost surely, 2^2140240147 is an apocalyptic number.

2140240147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140240147 is an equidigital number, since it uses as much as digits as its factorization.

2140240147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 2140240147 is about 46262.7295671148. The cubic root of 2140240147 is about 1288.7069444044.

Adding to 2140240147 its reverse (7410420412), we get a palindrome (9550660559).

The spelling of 2140240147 in words is "two billion, one hundred forty million, two hundred forty thousand, one hundred forty-seven".