53043019 has 2 divisors, whose sum is σ = 53043020. Its totient is φ = 53043018.

The previous prime is 53042993. The next prime is 53043031. The reversal of 53043019 is 91034035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53043019 - 2⁵ = 53042987 is a prime.

It is a super-2 number, since 2×53043019² = 5627123729268722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53042984 and 53043002.

It is not a weakly prime, because it can be changed into another prime (53049019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26521509 + 26521510.

It is an arithmetic number, because the mean of its divisors is an integer number (26521510).

Almost surely, 2^53043019 is an apocalyptic number.

53043019 is a deficient number, since it is larger than the sum of its proper divisors (1).

53043019 is an equidigital number, since it uses as much as digits as its factorization.

53043019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 53043019 is about 7283.0638470358. The cubic root of 53043019 is about 375.7301779104.

The spelling of 53043019 in words is "fifty-three million, forty-three thousand, nineteen".