2481093291 has 4 divisors (see below), whose sum is σ = 3308124392. Its totient is φ = 1654062192.

The previous prime is 2481093287. The next prime is 2481093299. The reversal of 2481093291 is 1923901842.

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

It is not a de Polignac number, because 2481093291 - 2² = 2481093287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2481093299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413515546 + ... + 413515551.

It is an arithmetic number, because the mean of its divisors is an integer number (827031098).

Almost surely, 2^2481093291 is an apocalyptic number.

2481093291 is a deficient number, since it is larger than the sum of its proper divisors (827031101).

2481093291 is an equidigital number, since it uses as much as digits as its factorization.

2481093291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827031100.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 2481093291 is about 49810.5740882395. The cubic root of 2481093291 is about 1353.7787666719.

The spelling of 2481093291 in words is "two billion, four hundred eighty-one million, ninety-three thousand, two hundred ninety-one".