616237541 has 2 divisors, whose sum is σ = 616237542. Its totient is φ = 616237540.

The previous prime is 616237511. The next prime is 616237543. The reversal of 616237541 is 145732616.

616237541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 602702500 + 13535041 = 24550^2 + 3679^2 .

It is a cyclic number.

It is not a de Polignac number, because 616237541 - 2²⁶ = 549128677 is a prime.

Together with 616237543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616237543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308118770 + 308118771.

It is an arithmetic number, because the mean of its divisors is an integer number (308118771).

Almost surely, 2^616237541 is an apocalyptic number.

It is an amenable number.

616237541 is a deficient number, since it is larger than the sum of its proper divisors (1).

616237541 is an equidigital number, since it uses as much as digits as its factorization.

616237541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 616237541 is about 24824.1322305534. The cubic root of 616237541 is about 850.9735286249.

The spelling of 616237541 in words is "six hundred sixteen million, two hundred thirty-seven thousand, five hundred forty-one".