2453989819 has 2 divisors, whose sum is σ = 2453989820. Its totient is φ = 2453989818.

The previous prime is 2453989787. The next prime is 2453989841. The reversal of 2453989819 is 9189893542.

2453989819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2453989819 - 2⁵ = 2453989787 is a prime.

It is a super-2 number, since 2×2453989819² = 12044132063511305522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2453989519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1226994909 + 1226994910.

It is an arithmetic number, because the mean of its divisors is an integer number (1226994910).

Almost surely, 2^2453989819 is an apocalyptic number.

2453989819 is a deficient number, since it is larger than the sum of its proper divisors (1).

2453989819 is an equidigital number, since it uses as much as digits as its factorization.

2453989819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 58.

The square root of 2453989819 is about 49537.7615461175. The cubic root of 2453989819 is about 1348.8311453866.

The spelling of 2453989819 in words is "two billion, four hundred fifty-three million, nine hundred eighty-nine thousand, eight hundred nineteen".