2987113271 has 2 divisors, whose sum is σ = 2987113272. Its totient is φ = 2987113270.

The previous prime is 2987113237. The next prime is 2987113277. The reversal of 2987113271 is 1723117892.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2987113271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2987113277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1493556635 + 1493556636.

It is an arithmetic number, because the mean of its divisors is an integer number (1493556636).

Almost surely, 2^2987113271 is an apocalyptic number.

2987113271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2987113271 is an equidigital number, since it uses as much as digits as its factorization.

2987113271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 41.

The square root of 2987113271 is about 54654.4899436451. The cubic root of 2987113271 is about 1440.1815085954.

The spelling of 2987113271 in words is "two billion, nine hundred eighty-seven million, one hundred thirteen thousand, two hundred seventy-one".