49118873 has 2 divisors, whose sum is σ = 49118874. Its totient is φ = 49118872.

The previous prime is 49118851. The next prime is 49118879. The reversal of 49118873 is 37881194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46063369 + 3055504 = 6787^2 + 1748^2 .

It is a cyclic number.

It is not a de Polignac number, because 49118873 - 2⁸ = 49118617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49118873.

It is not a weakly prime, because it can be changed into another prime (49118879) 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, 24559436 + 24559437.

It is an arithmetic number, because the mean of its divisors is an integer number (24559437).

Almost surely, 2^49118873 is an apocalyptic number.

It is an amenable number.

49118873 is a deficient number, since it is larger than the sum of its proper divisors (1).

49118873 is an equidigital number, since it uses as much as digits as its factorization.

49118873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 41.

The square root of 49118873 is about 7008.4857851037. The cubic root of 49118873 is about 366.2262453968.

The spelling of 49118873 in words is "forty-nine million, one hundred eighteen thousand, eight hundred seventy-three".