2454788249 has 2 divisors, whose sum is σ = 2454788250. Its totient is φ = 2454788248.

The previous prime is 2454788159. The next prime is 2454788269. The reversal of 2454788249 is 9428874542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1938817024 + 515971225 = 44032^2 + 22715^2 .

It is a cyclic number.

It is not a de Polignac number, because 2454788249 - 2¹² = 2454784153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2454788249.

It is not a weakly prime, because it can be changed into another prime (2454788269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1227394124 + 1227394125.

It is an arithmetic number, because the mean of its divisors is an integer number (1227394125).

Almost surely, 2^2454788249 is an apocalyptic number.

It is an amenable number.

2454788249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2454788249 is an equidigital number, since it uses as much as digits as its factorization.

2454788249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5160960, while the sum is 53.

The square root of 2454788249 is about 49545.8196924826. The cubic root of 2454788249 is about 1348.9774147348.

The spelling of 2454788249 in words is "two billion, four hundred fifty-four million, seven hundred eighty-eight thousand, two hundred forty-nine".