53542043 has 2 divisors, whose sum is σ = 53542044. Its totient is φ = 53542042.

The previous prime is 53542007. The next prime is 53542063. The reversal of 53542043 is 34024535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53542043 - 2⁶ = 53541979 is a prime.

It is a super-2 number, since 2×53542043² = 5733500737227698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53542003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26771021 + 26771022.

It is an arithmetic number, because the mean of its divisors is an integer number (26771022).

Almost surely, 2^53542043 is an apocalyptic number.

53542043 is a deficient number, since it is larger than the sum of its proper divisors (1).

53542043 is an equidigital number, since it uses as much as digits as its factorization.

53542043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 53542043 is about 7317.2428550650. The cubic root of 53542043 is about 376.9047807424.

Adding to 53542043 its reverse (34024535), we get a palindrome (87566578).

The spelling of 53542043 in words is "fifty-three million, five hundred forty-two thousand, forty-three".