3970903 has 2 divisors, whose sum is σ = 3970904. Its totient is φ = 3970902.

The previous prime is 3970859. The next prime is 3970949. The reversal of 3970903 is 3090793.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3970903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3970103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1985451 + 1985452.

It is an arithmetic number, because the mean of its divisors is an integer number (1985452).

Almost surely, 2^3970903 is an apocalyptic number.

3970903 is a deficient number, since it is larger than the sum of its proper divisors (1).

3970903 is an equidigital number, since it uses as much as digits as its factorization.

3970903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 31.

The square root of 3970903 is about 1992.7124729875. The cubic root of 3970903 is about 158.3542630381.

The spelling of 3970903 in words is "three million, nine hundred seventy thousand, nine hundred three".