2518973 has 2 divisors, whose sum is σ = 2518974. Its totient is φ = 2518972.

The previous prime is 2518961. The next prime is 2518981. The reversal of 2518973 is 3798152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1968409 + 550564 = 1403^2 + 742^2 .

It is a cyclic number.

It is not a de Polignac number, because 2518973 - 2¹² = 2514877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2518903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1259486 + 1259487.

It is an arithmetic number, because the mean of its divisors is an integer number (1259487).

2^2518973 is an apocalyptic number.

It is an amenable number.

2518973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2518973 is an equidigital number, since it uses as much as digits as its factorization.

2518973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 35.

The square root of 2518973 is about 1587.1272790800. The cubic root of 2518973 is about 136.0633535569.

The spelling of 2518973 in words is "two million, five hundred eighteen thousand, nine hundred seventy-three".