2620544131 has 2 divisors, whose sum is σ = 2620544132. Its totient is φ = 2620544130.

The previous prime is 2620544119. The next prime is 2620544159. The reversal of 2620544131 is 1314450262.

It is an a-pointer prime, because the next prime (2620544159) can be obtained adding 2620544131 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2620544131 - 2⁵ = 2620544099 is a prime.

It is a super-2 number, since 2×2620544131² = 13734503085037090322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2620544131.

It is not a weakly prime, because it can be changed into another prime (2620545131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310272065 + 1310272066.

It is an arithmetic number, because the mean of its divisors is an integer number (1310272066).

Almost surely, 2^2620544131 is an apocalyptic number.

2620544131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2620544131 is an equidigital number, since it uses as much as digits as its factorization.

2620544131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2620544131 is about 51191.2505317071. The cubic root of 2620544131 is about 1378.6811124960.

Adding to 2620544131 its reverse (1314450262), we get a palindrome (3934994393).

The spelling of 2620544131 in words is "two billion, six hundred twenty million, five hundred forty-four thousand, one hundred thirty-one".