53718920303 has 2 divisors, whose sum is σ = 53718920304. Its totient is φ = 53718920302.

The previous prime is 53718920287. The next prime is 53718920317. The reversal of 53718920303 is 30302981735.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53718920303 - 2⁴ = 53718920287 is a prime.

It is a super-2 number, since 2×53718920303² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53718950303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26859460151 + 26859460152.

It is an arithmetic number, because the mean of its divisors is an integer number (26859460152).

Almost surely, 2^53718920303 is an apocalyptic number.

53718920303 is a deficient number, since it is larger than the sum of its proper divisors (1).

53718920303 is an equidigital number, since it uses as much as digits as its factorization.

53718920303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 53718920303 in words is "fifty-three billion, seven hundred eighteen million, nine hundred twenty thousand, three hundred three".