2481137 has 2 divisors, whose sum is σ = 2481138. Its totient is φ = 2481136.

The previous prime is 2481121. The next prime is 2481139. The reversal of 2481137 is 7311842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2119936 + 361201 = 1456^2 + 601^2 .

It is a cyclic number.

It is not a de Polignac number, because 2481137 - 2⁴ = 2481121 is a prime.

Together with 2481139, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is equal to p₁₈₁₇₉₀ and since 2481137 and 181790 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2481139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240568 + 1240569.

It is an arithmetic number, because the mean of its divisors is an integer number (1240569).

2^2481137 is an apocalyptic number.

It is an amenable number.

2481137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2481137 is an equidigital number, since it uses as much as digits as its factorization.

2481137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 2481137 is about 1575.1625312964. The cubic root of 2481137 is about 135.3786716389.

Adding to 2481137 its reverse (7311842), we get a palindrome (9792979).

The spelling of 2481137 in words is "two million, four hundred eighty-one thousand, one hundred thirty-seven".