5145904531 has 2 divisors, whose sum is σ = 5145904532. Its totient is φ = 5145904530.

The previous prime is 5145904529. The next prime is 5145904553. The reversal of 5145904531 is 1354095415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5145904531 - 2¹ = 5145904529 is a prime.

It is a super-2 number, since 2×5145904531² = 52960666884332659922, which contains 22 as substring.

Together with 5145904529, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5145904031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572952265 + 2572952266.

It is an arithmetic number, because the mean of its divisors is an integer number (2572952266).

Almost surely, 2^5145904531 is an apocalyptic number.

5145904531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5145904531 is an equidigital number, since it uses as much as digits as its factorization.

5145904531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 5145904531 is about 71734.9603122494. The cubic root of 5145904531 is about 1726.4496145963.

Adding to 5145904531 its reverse (1354095415), we get a palindrome (6499999946).

The spelling of 5145904531 in words is "five billion, one hundred forty-five million, nine hundred four thousand, five hundred thirty-one".