2265373911 has 4 divisors (see below), whose sum is σ = 3020498552. Its totient is φ = 1510249272.

The previous prime is 2265373867. The next prime is 2265373919. The reversal of 2265373911 is 1193735622.

It is a happy number.

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

It is not a de Polignac number, because 2265373911 - 2¹⁰ = 2265372887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2265373911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265373919) 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, 377562316 + ... + 377562321.

It is an arithmetic number, because the mean of its divisors is an integer number (755124638).

Almost surely, 2^2265373911 is an apocalyptic number.

2265373911 is a deficient number, since it is larger than the sum of its proper divisors (755124641).

2265373911 is an equidigital number, since it uses as much as digits as its factorization.

2265373911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755124640.

The product of its digits is 68040, while the sum is 39.

The square root of 2265373911 is about 47595.9442704943. The cubic root of 2265373911 is about 1313.3484470434.

The spelling of 2265373911 in words is "two billion, two hundred sixty-five million, three hundred seventy-three thousand, nine hundred eleven".