53103221489 has 2 divisors, whose sum is σ = 53103221490. Its totient is φ = 53103221488.

The previous prime is 53103221473. The next prime is 53103221531. The reversal of 53103221489 is 98412230135.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48495527089 + 4607694400 = 220217^2 + 67880^2 .

It is a cyclic number.

It is not a de Polignac number, because 53103221489 - 2⁴ = 53103221473 is a prime.

It is not a weakly prime, because it can be changed into another prime (53103221189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26551610744 + 26551610745.

It is an arithmetic number, because the mean of its divisors is an integer number (26551610745).

Almost surely, 2^53103221489 is an apocalyptic number.

It is an amenable number.

53103221489 is a deficient number, since it is larger than the sum of its proper divisors (1).

53103221489 is an equidigital number, since it uses as much as digits as its factorization.

53103221489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 53103221489 in words is "fifty-three billion, one hundred three million, two hundred twenty-one thousand, four hundred eighty-nine".