2291580923 has 2 divisors, whose sum is σ = 2291580924. Its totient is φ = 2291580922.

The previous prime is 2291580881. The next prime is 2291580953. The reversal of 2291580923 is 3290851922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2291580923 - 2⁶ = 2291580859 is a prime.

It is not a weakly prime, because it can be changed into another prime (2291580953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145790461 + 1145790462.

It is an arithmetic number, because the mean of its divisors is an integer number (1145790462).

Almost surely, 2^2291580923 is an apocalyptic number.

2291580923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2291580923 is an equidigital number, since it uses as much as digits as its factorization.

2291580923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 2291580923 is about 47870.4598160494. The cubic root of 2291580923 is about 1318.3935390855.

The spelling of 2291580923 in words is "two billion, two hundred ninety-one million, five hundred eighty thousand, nine hundred twenty-three".