3945299 has 2 divisors, whose sum is σ = 3945300. Its totient is φ = 3945298.

The previous prime is 3945287. The next prime is 3945301. The reversal of 3945299 is 9925493.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3945299 is a prime.

Together with 3945301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3941299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1972649 + 1972650.

It is an arithmetic number, because the mean of its divisors is an integer number (1972650).

Almost surely, 2^3945299 is an apocalyptic number.

3945299 is a deficient number, since it is larger than the sum of its proper divisors (1).

3945299 is an equidigital number, since it uses as much as digits as its factorization.

3945299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 41.

The square root of 3945299 is about 1986.2776744453. The cubic root of 3945299 is about 158.0131778786.

The spelling of 3945299 in words is "three million, nine hundred forty-five thousand, two hundred ninety-nine".