53503030531 has 2 divisors, whose sum is σ = 53503030532. Its totient is φ = 53503030530.

The previous prime is 53503030501. The next prime is 53503030549. The reversal of 53503030531 is 13503030535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53503030531 - 2⁵ = 53503030499 is a prime.

It is a super-2 number, since 2×53503030531² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53503030531.

It is not a weakly prime, because it can be changed into another prime (53503030501) 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, 26751515265 + 26751515266.

It is an arithmetic number, because the mean of its divisors is an integer number (26751515266).

Almost surely, 2^53503030531 is an apocalyptic number.

53503030531 is a deficient number, since it is larger than the sum of its proper divisors (1).

53503030531 is an equidigital number, since it uses as much as digits as its factorization.

53503030531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10125, while the sum is 28.

The spelling of 53503030531 in words is "fifty-three billion, five hundred three million, thirty thousand, five hundred thirty-one".