4078003 has 2 divisors, whose sum is σ = 4078004. Its totient is φ = 4078002.

The previous prime is 4077971. The next prime is 4078013. The reversal of 4078003 is 3008704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4078003 - 2⁵ = 4077971 is a prime.

It is not a weakly prime, because it can be changed into another prime (4078013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2039001 + 2039002.

It is an arithmetic number, because the mean of its divisors is an integer number (2039002).

Almost surely, 2^4078003 is an apocalyptic number.

4078003 is a deficient number, since it is larger than the sum of its proper divisors (1).

4078003 is an equidigital number, since it uses as much as digits as its factorization.

4078003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 4078003 is about 2019.4065960078. The cubic root of 4078003 is about 159.7653200139.

The spelling of 4078003 in words is "four million, seventy-eight thousand, three".