65042297 has 2 divisors, whose sum is σ = 65042298. Its totient is φ = 65042296.

The previous prime is 65042293. The next prime is 65042333. The reversal of 65042297 is 79224056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64384576 + 657721 = 8024^2 + 811^2 .

It is a cyclic number.

It is not a de Polignac number, because 65042297 - 2² = 65042293 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65042293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32521148 + 32521149.

It is an arithmetic number, because the mean of its divisors is an integer number (32521149).

Almost surely, 2^65042297 is an apocalyptic number.

It is an amenable number.

65042297 is a deficient number, since it is larger than the sum of its proper divisors (1).

65042297 is an equidigital number, since it uses as much as digits as its factorization.

65042297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 65042297 is about 8064.8804702860. The cubic root of 65042297 is about 402.1597695832.

The spelling of 65042297 in words is "sixty-five million, forty-two thousand, two hundred ninety-seven".