102241637 has 2 divisors, whose sum is σ = 102241638. Its totient is φ = 102241636.

The previous prime is 102241613. The next prime is 102241639. The reversal of 102241637 is 736142201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91278916 + 10962721 = 9554^2 + 3311^2 .

It is a cyclic number.

It is not a de Polignac number, because 102241637 - 2¹⁰ = 102240613 is a prime.

Together with 102241639, 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 (102241639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51120818 + 51120819.

It is an arithmetic number, because the mean of its divisors is an integer number (51120819).

Almost surely, 2^102241637 is an apocalyptic number.

It is an amenable number.

102241637 is a deficient number, since it is larger than the sum of its proper divisors (1).

102241637 is an equidigital number, since it uses as much as digits as its factorization.

102241637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 102241637 is about 10111.4606758865. The cubic root of 102241637 is about 467.6015385651.

Adding to 102241637 its reverse (736142201), we get a palindrome (838383838).

The spelling of 102241637 in words is "one hundred two million, two hundred forty-one thousand, six hundred thirty-seven".