3960251 has 2 divisors, whose sum is σ = 3960252. Its totient is φ = 3960250.

The previous prime is 3960223. The next prime is 3960263. The reversal of 3960251 is 1520693.

It is a strong prime.

It is an emirp because it is prime and its reverse (1520693) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3960251 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3960251.

It is not a weakly prime, because it can be changed into another prime (3960751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1980125 + 1980126.

It is an arithmetic number, because the mean of its divisors is an integer number (1980126).

Almost surely, 2^3960251 is an apocalyptic number.

3960251 is a deficient number, since it is larger than the sum of its proper divisors (1).

3960251 is an equidigital number, since it uses as much as digits as its factorization.

3960251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 3960251 is about 1990.0379393368. The cubic root of 3960251 is about 158.2125404341.

The spelling of 3960251 in words is "three million, nine hundred sixty thousand, two hundred fifty-one".