2546320531 has 2 divisors, whose sum is σ = 2546320532. Its totient is φ = 2546320530.

The previous prime is 2546320523. The next prime is 2546320589. The reversal of 2546320531 is 1350236452.

It is a happy number.

2546320531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2546320531 - 2³ = 2546320523 is a prime.

It is a super-2 number, since 2×2546320531² = 12967496493184243922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2546320493 and 2546320502.

It is not a weakly prime, because it can be changed into another prime (2546320591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1273160265 + 1273160266.

It is an arithmetic number, because the mean of its divisors is an integer number (1273160266).

Almost surely, 2^2546320531 is an apocalyptic number.

2546320531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2546320531 is an equidigital number, since it uses as much as digits as its factorization.

2546320531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2546320531 is about 50461.0793681625. The cubic root of 2546320531 is about 1365.5397832073.

Adding to 2546320531 its reverse (1350236452), we get a palindrome (3896556983).

The spelling of 2546320531 in words is "two billion, five hundred forty-six million, three hundred twenty thousand, five hundred thirty-one".