2631063 has 16 divisors (see below), whose sum is σ = 3814400. Its totient is φ = 1607040.

The previous prime is 2631053. The next prime is 2631067. The reversal of 2631063 is 3601362.

It is a de Polignac number, because none of the positive numbers 2^k-2631063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2631067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023 + ... + 2511.

It is an arithmetic number, because the mean of its divisors is an integer number (238400).

2^2631063 is an apocalyptic number.

2631063 is a deficient number, since it is larger than the sum of its proper divisors (1183337).

2631063 is a wasteful number, since it uses less digits than its factorization.

2631063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 2631063 is about 1622.0551778531. The cubic root of 2631063 is about 138.0523325988.

Subtracting 2631063 from its reverse (3601362), we obtain a cube (970299 = 99³).

It can be divided in two parts, 263 and 1063, that added together give a triangular number (1326 = T₅₁).

The spelling of 2631063 in words is "two million, six hundred thirty-one thousand, sixty-three".