2870009647 has 2 divisors, whose sum is σ = 2870009648. Its totient is φ = 2870009646.

The previous prime is 2870009633. The next prime is 2870009651. The reversal of 2870009647 is 7469000782.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2870009647 - 2²³ = 2861621039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2870006647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1435004823 + 1435004824.

It is an arithmetic number, because the mean of its divisors is an integer number (1435004824).

Almost surely, 2^2870009647 is an apocalyptic number.

2870009647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2870009647 is an equidigital number, since it uses as much as digits as its factorization.

2870009647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 2870009647 is about 53572.4709809059. The cubic root of 2870009647 is about 1421.1102946007.

The spelling of 2870009647 in words is "two billion, eight hundred seventy million, nine thousand, six hundred forty-seven".