53545123 has 2 divisors, whose sum is σ = 53545124. Its totient is φ = 53545122.

The previous prime is 53545117. The next prime is 53545133. The reversal of 53545123 is 32154535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53545123 - 2²¹ = 51447971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53545091 and 53545100.

It is not a weakly prime, because it can be changed into another prime (53545103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26772561 + 26772562.

It is an arithmetic number, because the mean of its divisors is an integer number (26772562).

Almost surely, 2^53545123 is an apocalyptic number.

53545123 is a deficient number, since it is larger than the sum of its proper divisors (1).

53545123 is an equidigital number, since it uses as much as digits as its factorization.

53545123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 28.

The square root of 53545123 is about 7317.4533138244. The cubic root of 53545123 is about 376.9120077389.

Adding to 53545123 its reverse (32154535), we get a palindrome (85699658).

The spelling of 53545123 in words is "fifty-three million, five hundred forty-five thousand, one hundred twenty-three".