2113837247 has 2 divisors, whose sum is σ = 2113837248. Its totient is φ = 2113837246.

The previous prime is 2113837177. The next prime is 2113837249. The reversal of 2113837247 is 7427383112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2113837247 - 2¹² = 2113833151 is a prime.

Together with 2113837249, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2113837247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2113837249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056918623 + 1056918624.

It is an arithmetic number, because the mean of its divisors is an integer number (1056918624).

Almost surely, 2^2113837247 is an apocalyptic number.

2113837247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113837247 is an equidigital number, since it uses as much as digits as its factorization.

2113837247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 2113837247 is about 45976.4858052461. The cubic root of 2113837247 is about 1283.3856590722.

It can be divided in two parts, 21138 and 37247, that added together give a palindrome (58385).

The spelling of 2113837247 in words is "two billion, one hundred thirteen million, eight hundred thirty-seven thousand, two hundred forty-seven".