53504203019 has 2 divisors, whose sum is σ = 53504203020. Its totient is φ = 53504203018.

The previous prime is 53504203009. The next prime is 53504203021. The reversal of 53504203019 is 91030240535.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53504203019 is a prime.

It is a super-2 number, since 2×53504203019² (a number of 22 digits) contains 22 as substring.

Together with 53504203021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53504203009) 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, 26752101509 + 26752101510.

It is an arithmetic number, because the mean of its divisors is an integer number (26752101510).

Almost surely, 2^53504203019 is an apocalyptic number.

53504203019 is a deficient number, since it is larger than the sum of its proper divisors (1).

53504203019 is an equidigital number, since it uses as much as digits as its factorization.

53504203019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 53504203019 in words is "fifty-three billion, five hundred four million, two hundred three thousand, nineteen".