53511082949 has 2 divisors, whose sum is σ = 53511082950. Its totient is φ = 53511082948.

The previous prime is 53511082943. The next prime is 53511082951. The reversal of 53511082949 is 94928011535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39559221025 + 13951861924 = 198895^2 + 118118^2 .

It is a cyclic number.

It is not a de Polignac number, because 53511082949 - 2⁸ = 53511082693 is a prime.

Together with 53511082951, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53511082943) 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, 26755541474 + 26755541475.

It is an arithmetic number, because the mean of its divisors is an integer number (26755541475).

Almost surely, 2^53511082949 is an apocalyptic number.

It is an amenable number.

53511082949 is a deficient number, since it is larger than the sum of its proper divisors (1).

53511082949 is an equidigital number, since it uses as much as digits as its factorization.

53511082949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 47.

The spelling of 53511082949 in words is "fifty-three billion, five hundred eleven million, eighty-two thousand, nine hundred forty-nine".