5531541731 has 2 divisors, whose sum is σ = 5531541732. Its totient is φ = 5531541730.

The previous prime is 5531541689. The next prime is 5531541733. The reversal of 5531541731 is 1371451355.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5531541731 is a prime.

It is a super-2 number, since 2×5531541731² = 61195907843588952722, which contains 22 as substring.

Together with 5531541733, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5531541691 and 5531541700.

It is not a weakly prime, because it can be changed into another prime (5531541733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2765770865 + 2765770866.

It is an arithmetic number, because the mean of its divisors is an integer number (2765770866).

Almost surely, 2^5531541731 is an apocalyptic number.

5531541731 is a deficient number, since it is larger than the sum of its proper divisors (1).

5531541731 is an equidigital number, since it uses as much as digits as its factorization.

5531541731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31500, while the sum is 35.

The square root of 5531541731 is about 74374.3351634151. The cubic root of 5531541731 is about 1768.5420800250.

The spelling of 5531541731 in words is "five billion, five hundred thirty-one million, five hundred forty-one thousand, seven hundred thirty-one".