2973403 has 2 divisors, whose sum is σ = 2973404. Its totient is φ = 2973402.

The previous prime is 2973391. The next prime is 2973413. The reversal of 2973403 is 3043792.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2973403 - 2¹³ = 2965211 is a prime.

It is a super-2 number, since 2×2973403² = 17682250800818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2973413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486701 + 1486702.

It is an arithmetic number, because the mean of its divisors is an integer number (1486702).

2^2973403 is an apocalyptic number.

2973403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2973403 is an equidigital number, since it uses as much as digits as its factorization.

2973403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 2973403 is about 1724.3558217491. The cubic root of 2973403 is about 143.7974744266.

The spelling of 2973403 in words is "two million, nine hundred seventy-three thousand, four hundred three".