53102993 has 2 divisors, whose sum is σ = 53102994. Its totient is φ = 53102992.

The previous prime is 53102983. The next prime is 53103013. The reversal of 53102993 is 39920135.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50452609 + 2650384 = 7103^2 + 1628^2 .

It is a cyclic number.

It is not a de Polignac number, because 53102993 - 2¹⁰ = 53101969 is a prime.

It is not a weakly prime, because it can be changed into another prime (53102963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26551496 + 26551497.

It is an arithmetic number, because the mean of its divisors is an integer number (26551497).

Almost surely, 2^53102993 is an apocalyptic number.

It is an amenable number.

53102993 is a deficient number, since it is larger than the sum of its proper divisors (1).

53102993 is an equidigital number, since it uses as much as digits as its factorization.

53102993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 53102993 is about 7287.1800444342. The cubic root of 53102993 is about 375.8717331650.

The spelling of 53102993 in words is "fifty-three million, one hundred two thousand, nine hundred ninety-three".