5241215731 has 2 divisors, whose sum is σ = 5241215732. Its totient is φ = 5241215730.

The previous prime is 5241215729. The next prime is 5241215743. The reversal of 5241215731 is 1375121425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5241215731 - 2¹ = 5241215729 is a prime.

It is a super-2 number, since 2×5241215731² = 54940684677763728722, which contains 22 as substring.

Together with 5241215729, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5241215693 and 5241215702.

It is not a weakly prime, because it can be changed into another prime (5241215701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2620607865 + 2620607866.

It is an arithmetic number, because the mean of its divisors is an integer number (2620607866).

Almost surely, 2^5241215731 is an apocalyptic number.

5241215731 is a deficient number, since it is larger than the sum of its proper divisors (1).

5241215731 is an equidigital number, since it uses as much as digits as its factorization.

5241215731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400, while the sum is 31.

The square root of 5241215731 is about 72396.2411386116. The cubic root of 5241215731 is about 1737.0434367634.

The spelling of 5241215731 in words is "five billion, two hundred forty-one million, two hundred fifteen thousand, seven hundred thirty-one".