53111573 has 2 divisors, whose sum is σ = 53111574. Its totient is φ = 53111572.

The previous prime is 53111563. The next prime is 53111581. The reversal of 53111573 is 37511135.

53111573 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., 51940849 + 1170724 = 7207^2 + 1082^2 .

It is a cyclic number.

It is not a de Polignac number, because 53111573 - 2¹² = 53107477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53111563) 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, 26555786 + 26555787.

It is an arithmetic number, because the mean of its divisors is an integer number (26555787).

Almost surely, 2^53111573 is an apocalyptic number.

It is an amenable number.

53111573 is a deficient number, since it is larger than the sum of its proper divisors (1).

53111573 is an equidigital number, since it uses as much as digits as its factorization.

53111573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1575, while the sum is 26.

The square root of 53111573 is about 7287.7687257486. The cubic root of 53111573 is about 375.8919756261.

The spelling of 53111573 in words is "fifty-three million, one hundred eleven thousand, five hundred seventy-three".