2251011673 has 2 divisors, whose sum is σ = 2251011674. Its totient is φ = 2251011672.

The previous prime is 2251011671. The next prime is 2251011703. The reversal of 2251011673 is 3761101522.

It is a happy number.

2251011673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1958328009 + 292683664 = 44253^2 + 17108^2 .

It is a cyclic number.

It is not a de Polignac number, because 2251011673 - 2¹ = 2251011671 is a prime.

Together with 2251011671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2251011671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125505836 + 1125505837.

It is an arithmetic number, because the mean of its divisors is an integer number (1125505837).

Almost surely, 2^2251011673 is an apocalyptic number.

It is an amenable number.

2251011673 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251011673 is an equidigital number, since it uses as much as digits as its factorization.

2251011673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 2251011673 is about 47444.8276738361. The cubic root of 2251011673 is about 1310.5670627365.

The spelling of 2251011673 in words is "two billion, two hundred fifty-one million, eleven thousand, six hundred seventy-three".