53044603 has 2 divisors, whose sum is σ = 53044604. Its totient is φ = 53044602.

The previous prime is 53044591. The next prime is 53044609. The reversal of 53044603 is 30644035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53044603 - 2⁵ = 53044571 is a prime.

It is not a weakly prime, because it can be changed into another prime (53044609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26522301 + 26522302.

It is an arithmetic number, because the mean of its divisors is an integer number (26522302).

Almost surely, 2^53044603 is an apocalyptic number.

53044603 is a deficient number, since it is larger than the sum of its proper divisors (1).

53044603 is an equidigital number, since it uses as much as digits as its factorization.

53044603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 53044603 is about 7283.1725916664. The cubic root of 53044603 is about 375.7339179607.

Adding to 53044603 its reverse (30644035), we get a palindrome (83688638).

The spelling of 53044603 in words is "fifty-three million, forty-four thousand, six hundred three".