2265697963 has 4 divisors (see below), whose sum is σ = 2277560448. Its totient is φ = 2253835480.

The previous prime is 2265697943. The next prime is 2265697991. The reversal of 2265697963 is 3697965622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2265697963 - 2⁹ = 2265697451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265697913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5930956 + ... + 5931337.

It is an arithmetic number, because the mean of its divisors is an integer number (569390112).

Almost surely, 2^2265697963 is an apocalyptic number.

2265697963 is a deficient number, since it is larger than the sum of its proper divisors (11862485).

2265697963 is a wasteful number, since it uses less digits than its factorization.

2265697963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11862484.

The product of its digits is 7348320, while the sum is 55.

The square root of 2265697963 is about 47599.3483463797. The cubic root of 2265697963 is about 1313.4110670075.

The spelling of 2265697963 in words is "two billion, two hundred sixty-five million, six hundred ninety-seven thousand, nine hundred sixty-three".