2437391849 has 2 divisors, whose sum is σ = 2437391850. Its totient is φ = 2437391848.

The previous prime is 2437391783. The next prime is 2437391851. The reversal of 2437391849 is 9481937342.

2437391849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2377050025 + 60341824 = 48755^2 + 7768^2 .

It is a cyclic number.

It is not a de Polignac number, because 2437391849 - 2¹² = 2437387753 is a prime.

Together with 2437391851, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2437391797 and 2437391806.

It is not a weakly prime, because it can be changed into another prime (2437397849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1218695924 + 1218695925.

It is an arithmetic number, because the mean of its divisors is an integer number (1218695925).

Almost surely, 2^2437391849 is an apocalyptic number.

It is an amenable number.

2437391849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2437391849 is an equidigital number, since it uses as much as digits as its factorization.

2437391849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 50.

The square root of 2437391849 is about 49369.9488454262. The cubic root of 2437391849 is about 1345.7832484598.

The spelling of 2437391849 in words is "two billion, four hundred thirty-seven million, three hundred ninety-one thousand, eight hundred forty-nine".