2291314057 has 8 divisors (see below), whose sum is σ = 2312275680. Its totient is φ = 2270405280.

The previous prime is 2291314037. The next prime is 2291314079. The reversal of 2291314057 is 7504131922.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2291314057 - 2⁷ = 2291313929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2291314037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76669 + ... + 102277.

It is an arithmetic number, because the mean of its divisors is an integer number (289034460).

Almost surely, 2^2291314057 is an apocalyptic number.

It is an amenable number.

2291314057 is a deficient number, since it is larger than the sum of its proper divisors (20961623).

2291314057 is a wasteful number, since it uses less digits than its factorization.

2291314057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26423.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2291314057 is about 47867.6723582837. The cubic root of 2291314057 is about 1318.3423592697.

Adding to 2291314057 its reverse (7504131922), we get a palindrome (9795445979).

The spelling of 2291314057 in words is "two billion, two hundred ninety-one million, three hundred fourteen thousand, fifty-seven".