3140220247 has 2 divisors, whose sum is σ = 3140220248. Its totient is φ = 3140220246.

The previous prime is 3140220157. The next prime is 3140220301. The reversal of 3140220247 is 7420220413.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3140220247 - 2¹¹ = 3140218199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3140220047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570110123 + 1570110124.

It is an arithmetic number, because the mean of its divisors is an integer number (1570110124).

Almost surely, 2^3140220247 is an apocalyptic number.

3140220247 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140220247 is an equidigital number, since it uses as much as digits as its factorization.

3140220247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 3140220247 is about 56037.6681081574. The cubic root of 3140220247 is about 1464.3785872239.

The spelling of 3140220247 in words is "three billion, one hundred forty million, two hundred twenty thousand, two hundred forty-seven".