2453454891 has 12 divisors (see below), whose sum is σ = 3545946768. Its totient is φ = 1634682384.

The previous prime is 2453454877. The next prime is 2453454923. The reversal of 2453454891 is 1984543542.

2453454891 is a `hidden beast` number, since 24 + 534 + 5 + 4 + 8 + 91 = 666.

It is not a de Polignac number, because 2453454891 - 2⁵ = 2453454859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2453454811) 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 11 ways as a sum of consecutive naturals, for example, 63055 + ... + 94248.

It is an arithmetic number, because the mean of its divisors is an integer number (295495564).

Almost surely, 2^2453454891 is an apocalyptic number.

2453454891 is a deficient number, since it is larger than the sum of its proper divisors (1092491877).

2453454891 is a wasteful number, since it uses less digits than its factorization.

2453454891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159042 (or 159039 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 2453454891 is about 49532.3620575478. The cubic root of 2453454891 is about 1348.7331308561.

The spelling of 2453454891 in words is "two billion, four hundred fifty-three million, four hundred fifty-four thousand, eight hundred ninety-one".