2103252449 has 2 divisors, whose sum is σ = 2103252450. Its totient is φ = 2103252448.

The previous prime is 2103252401. The next prime is 2103252497. The reversal of 2103252449 is 9442523012.

It is a balanced prime because it is at equal distance from previous prime (2103252401) and next prime (2103252497).

It can be written as a sum of positive squares in only one way, i.e., 2048196049 + 55056400 = 45257^2 + 7420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103252449 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2103252149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051626224 + 1051626225.

It is an arithmetic number, because the mean of its divisors is an integer number (1051626225).

Almost surely, 2^2103252449 is an apocalyptic number.

It is an amenable number.

2103252449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103252449 is an equidigital number, since it uses as much as digits as its factorization.

2103252449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2103252449 is about 45861.2303476477. The cubic root of 2103252449 is about 1281.2399380086.

The spelling of 2103252449 in words is "two billion, one hundred three million, two hundred fifty-two thousand, four hundred forty-nine".