2631043 has 2 divisors, whose sum is σ = 2631044. Its totient is φ = 2631042.

The previous prime is 2631037. The next prime is 2631049. The reversal of 2631043 is 3401362.

It is a balanced prime because it is at equal distance from previous prime (2631037) and next prime (2631049).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2631043 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 6 + 3⁷ + 1 + 0 + 4⁴ + 3¹² .

2631043 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2631043.

It is not a weakly prime, because it can be changed into another prime (2631049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315521 + 1315522.

It is an arithmetic number, because the mean of its divisors is an integer number (1315522).

2^2631043 is an apocalyptic number.

2631043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2631043 is an equidigital number, since it uses as much as digits as its factorization.

2631043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2631043 is about 1622.0490128230. The cubic root of 2631043 is about 138.0519827968.

The spelling of 2631043 in words is "two million, six hundred thirty-one thousand, forty-three".