49211983 has 2 divisors, whose sum is σ = 49211984. Its totient is φ = 49211982.

The previous prime is 49211971. The next prime is 49211989. The reversal of 49211983 is 38911294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49211983 - 2⁹ = 49211471 is a prime.

It is equal to p_2956555 and since 49211983 and 2956555 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49211989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24605991 + 24605992.

It is an arithmetic number, because the mean of its divisors is an integer number (24605992).

Almost surely, 2^49211983 is an apocalyptic number.

49211983 is a deficient number, since it is larger than the sum of its proper divisors (1).

49211983 is an equidigital number, since it uses as much as digits as its factorization.

49211983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 37.

The square root of 49211983 is about 7015.1253018032. The cubic root of 49211983 is about 366.4575061458.

The spelling of 49211983 in words is "forty-nine million, two hundred eleven thousand, nine hundred eighty-three".