2572678973 has 2 divisors, whose sum is σ = 2572678974. Its totient is φ = 2572678972.

The previous prime is 2572678951. The next prime is 2572678981. The reversal of 2572678973 is 3798762752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2568766489 + 3912484 = 50683^2 + 1978^2 .

It is a cyclic number.

It is not a de Polignac number, because 2572678973 - 2¹² = 2572674877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2572678993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286339486 + 1286339487.

It is an arithmetic number, because the mean of its divisors is an integer number (1286339487).

Almost surely, 2^2572678973 is an apocalyptic number.

It is an amenable number.

2572678973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2572678973 is an equidigital number, since it uses as much as digits as its factorization.

2572678973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8890560, while the sum is 56.

The square root of 2572678973 is about 50721.5829110252. The cubic root of 2572678973 is about 1370.2354494367.

The spelling of 2572678973 in words is "two billion, five hundred seventy-two million, six hundred seventy-eight thousand, nine hundred seventy-three".