2451928249 has 2 divisors, whose sum is σ = 2451928250. Its totient is φ = 2451928248.

The previous prime is 2451928231. The next prime is 2451928253. The reversal of 2451928249 is 9428291542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1275918400 + 1176009849 = 35720^2 + 34293^2 .

It is a cyclic number.

It is not a de Polignac number, because 2451928249 - 2⁷ = 2451928121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2451928199 and 2451928208.

It is not a weakly prime, because it can be changed into another prime (2451920249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225964124 + 1225964125.

It is an arithmetic number, because the mean of its divisors is an integer number (1225964125).

Almost surely, 2^2451928249 is an apocalyptic number.

It is an amenable number.

2451928249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2451928249 is an equidigital number, since it uses as much as digits as its factorization.

2451928249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 46.

The square root of 2451928249 is about 49516.9491083609. The cubic root of 2451928249 is about 1348.4533268035.

The spelling of 2451928249 in words is "two billion, four hundred fifty-one million, nine hundred twenty-eight thousand, two hundred forty-nine".