3126743 has 2 divisors, whose sum is σ = 3126744. Its totient is φ = 3126742.

The previous prime is 3126737. The next prime is 3126749. The reversal of 3126743 is 3476213.

It is a balanced prime because it is at equal distance from previous prime (3126737) and next prime (3126749).

It is a cyclic number.

It is not a de Polignac number, because 3126743 - 2⁴ = 3126727 is a prime.

It is equal to p₂₂₅₂₈₇ and since 3126743 and 225287 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3126749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563371 + 1563372.

It is an arithmetic number, because the mean of its divisors is an integer number (1563372).

Almost surely, 2^3126743 is an apocalyptic number.

3126743 is a deficient number, since it is larger than the sum of its proper divisors (1).

3126743 is an equidigital number, since it uses as much as digits as its factorization.

3126743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 3126743 is about 1768.2598790902. The cubic root of 3126743 is about 146.2280635275.

The spelling of 3126743 in words is "three million, one hundred twenty-six thousand, seven hundred forty-three".