53018783 has 2 divisors, whose sum is σ = 53018784. Its totient is φ = 53018782.

The previous prime is 53018741. The next prime is 53018789. The reversal of 53018783 is 38781035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53018783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53018789) 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, 26509391 + 26509392.

It is an arithmetic number, because the mean of its divisors is an integer number (26509392).

Almost surely, 2^53018783 is an apocalyptic number.

53018783 is a deficient number, since it is larger than the sum of its proper divisors (1).

53018783 is an equidigital number, since it uses as much as digits as its factorization.

53018783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 53018783 is about 7281.3997967424. The cubic root of 53018783 is about 375.6729439644.

The spelling of 53018783 in words is "fifty-three million, eighteen thousand, seven hundred eighty-three".