53349623 has 2 divisors, whose sum is σ = 53349624. Its totient is φ = 53349622.

The previous prime is 53349617. The next prime is 53349643. The reversal of 53349623 is 32694335.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53349623 - 2⁴ = 53349607 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53349643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26674811 + 26674812.

It is an arithmetic number, because the mean of its divisors is an integer number (26674812).

Almost surely, 2^53349623 is an apocalyptic number.

53349623 is a deficient number, since it is larger than the sum of its proper divisors (1).

53349623 is an equidigital number, since it uses as much as digits as its factorization.

53349623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 35.

The square root of 53349623 is about 7304.0826254910. The cubic root of 53349623 is about 376.4527305595.

The spelling of 53349623 in words is "fifty-three million, three hundred forty-nine thousand, six hundred twenty-three".