49511653 has 2 divisors, whose sum is σ = 49511654. Its totient is φ = 49511652.

The previous prime is 49511639. The next prime is 49511669. The reversal of 49511653 is 35611594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39162564 + 10349089 = 6258^2 + 3217^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49511653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49511053) 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, 24755826 + 24755827.

It is an arithmetic number, because the mean of its divisors is an integer number (24755827).

Almost surely, 2^49511653 is an apocalyptic number.

It is an amenable number.

49511653 is a deficient number, since it is larger than the sum of its proper divisors (1).

49511653 is an equidigital number, since it uses as much as digits as its factorization.

49511653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 34.

The square root of 49511653 is about 7036.4517336510. The cubic root of 49511653 is about 367.1998332589.

The spelling of 49511653 in words is "forty-nine million, five hundred eleven thousand, six hundred fifty-three".