2365162661 has 2 divisors, whose sum is σ = 2365162662. Its totient is φ = 2365162660.

The previous prime is 2365162651. The next prime is 2365162663. The reversal of 2365162661 is 1662615632.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1812630625 + 552532036 = 42575^2 + 23506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2365162661 is a prime.

Together with 2365162663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2365162663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1182581330 + 1182581331.

It is an arithmetic number, because the mean of its divisors is an integer number (1182581331).

Almost surely, 2^2365162661 is an apocalyptic number.

It is an amenable number.

2365162661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2365162661 is an equidigital number, since it uses as much as digits as its factorization.

2365162661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 2365162661 is about 48632.9380255810. The cubic root of 2365162661 is about 1332.3561718679.

The spelling of 2365162661 in words is "two billion, three hundred sixty-five million, one hundred sixty-two thousand, six hundred sixty-one".