49811339 has 2 divisors, whose sum is σ = 49811340. Its totient is φ = 49811338.

The previous prime is 49811323. The next prime is 49811341. The reversal of 49811339 is 93311894.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49811339 - 2⁴ = 49811323 is a prime.

Together with 49811341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49811639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24905669 + 24905670.

It is an arithmetic number, because the mean of its divisors is an integer number (24905670).

Almost surely, 2^49811339 is an apocalyptic number.

49811339 is a deficient number, since it is larger than the sum of its proper divisors (1).

49811339 is an equidigital number, since it uses as much as digits as its factorization.

49811339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 38.

The square root of 49811339 is about 7057.7148568074. The cubic root of 49811339 is about 367.9392104810.

The spelling of 49811339 in words is "forty-nine million, eight hundred eleven thousand, three hundred thirty-nine".