2541616237 has 2 divisors, whose sum is σ = 2541616238. Its totient is φ = 2541616236.

The previous prime is 2541616201. The next prime is 2541616241. The reversal of 2541616237 is 7326161452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2537539876 + 4076361 = 50374^2 + 2019^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541616237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2541616196 and 2541616205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2541616277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270808118 + 1270808119.

It is an arithmetic number, because the mean of its divisors is an integer number (1270808119).

Almost surely, 2^2541616237 is an apocalyptic number.

It is an amenable number.

2541616237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541616237 is an equidigital number, since it uses as much as digits as its factorization.

2541616237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 2541616237 is about 50414.4447256934. Note that the first 3 decimals coincide. The cubic root of 2541616237 is about 1364.6983258155.

Adding to 2541616237 its reverse (7326161452), we get a palindrome (9867777689).

The spelling of 2541616237 in words is "two billion, five hundred forty-one million, six hundred sixteen thousand, two hundred thirty-seven".