2545404299 has 2 divisors, whose sum is σ = 2545404300. Its totient is φ = 2545404298.

The previous prime is 2545404283. The next prime is 2545404317. The reversal of 2545404299 is 9924045452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2545404299 - 2⁴ = 2545404283 is a prime.

It is not a weakly prime, because it can be changed into another prime (2545404229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272702149 + 1272702150.

It is an arithmetic number, because the mean of its divisors is an integer number (1272702150).

Almost surely, 2^2545404299 is an apocalyptic number.

2545404299 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545404299 is an equidigital number, since it uses as much as digits as its factorization.

2545404299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 44.

The square root of 2545404299 is about 50451.9999504480. Note that the first 4 decimals coincide. The cubic root of 2545404299 is about 1365.3759780452.

The spelling of 2545404299 in words is "two billion, five hundred forty-five million, four hundred four thousand, two hundred ninety-nine".