49138753 has 2 divisors, whose sum is σ = 49138754. Its totient is φ = 49138752.

The previous prime is 49138697. The next prime is 49138759. The reversal of 49138753 is 35783194.

49138753 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., 32353344 + 16785409 = 5688^2 + 4097^2 .

It is a cyclic number.

It is not a de Polignac number, because 49138753 - 2¹⁷ = 49007681 is a prime.

It is not a weakly prime, because it can be changed into another prime (49138759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24569376 + 24569377.

It is an arithmetic number, because the mean of its divisors is an integer number (24569377).

Almost surely, 2^49138753 is an apocalyptic number.

It is an amenable number.

49138753 is a deficient number, since it is larger than the sum of its proper divisors (1).

49138753 is an equidigital number, since it uses as much as digits as its factorization.

49138753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 49138753 is about 7009.9039223088. The cubic root of 49138753 is about 366.2756466100.

The spelling of 49138753 in words is "forty-nine million, one hundred thirty-eight thousand, seven hundred fifty-three".