3249897251 has 2 divisors, whose sum is σ = 3249897252. Its totient is φ = 3249897250.

The previous prime is 3249897247. The next prime is 3249897269. The reversal of 3249897251 is 1527989423.

It is a weak prime.

It is an emirp because it is prime and its reverse (1527989423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3249897251 - 2² = 3249897247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3249897251.

It is not a weakly prime, because it can be changed into another prime (3249897241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1624948625 + 1624948626.

It is an arithmetic number, because the mean of its divisors is an integer number (1624948626).

Almost surely, 2^3249897251 is an apocalyptic number.

3249897251 is a deficient number, since it is larger than the sum of its proper divisors (1).

3249897251 is an equidigital number, since it uses as much as digits as its factorization.

3249897251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 50.

The square root of 3249897251 is about 57007.8700794899. The cubic root of 3249897251 is about 1481.2324241157.

The spelling of 3249897251 in words is "three billion, two hundred forty-nine million, eight hundred ninety-seven thousand, two hundred fifty-one".