52140097 has 2 divisors, whose sum is σ = 52140098. Its totient is φ = 52140096.

The previous prime is 52140089. The next prime is 52140131. The reversal of 52140097 is 79004125.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36108081 + 16032016 = 6009^2 + 4004^2 .

It is a cyclic number.

It is not a de Polignac number, because 52140097 - 2³ = 52140089 is a prime.

It is not a weakly prime, because it can be changed into another prime (52140497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26070048 + 26070049.

It is an arithmetic number, because the mean of its divisors is an integer number (26070049).

Almost surely, 2^52140097 is an apocalyptic number.

It is an amenable number.

52140097 is a deficient number, since it is larger than the sum of its proper divisors (1).

52140097 is an equidigital number, since it uses as much as digits as its factorization.

52140097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 52140097 is about 7220.8099961154. The cubic root of 52140097 is about 373.5860161372.

The spelling of 52140097 in words is "fifty-two million, one hundred forty thousand, ninety-seven".