5242045531 has 2 divisors, whose sum is σ = 5242045532. Its totient is φ = 5242045530.

The previous prime is 5242045469. The next prime is 5242045537. The reversal of 5242045531 is 1355402425.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5242045531 is a prime.

It is a super-2 number, since 2×5242045531² = 54958082698154143922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5242045493 and 5242045502.

It is not a weakly prime, because it can be changed into another prime (5242045537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2621022765 + 2621022766.

It is an arithmetic number, because the mean of its divisors is an integer number (2621022766).

Almost surely, 2^5242045531 is an apocalyptic number.

5242045531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5242045531 is an equidigital number, since it uses as much as digits as its factorization.

5242045531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 5242045531 is about 72401.9718723185. The cubic root of 5242045531 is about 1737.1351026832.

Adding to 5242045531 its reverse (1355402425), we get a palindrome (6597447956).

The spelling of 5242045531 in words is "five billion, two hundred forty-two million, forty-five thousand, five hundred thirty-one".