103240037 has 2 divisors, whose sum is σ = 103240038. Its totient is φ = 103240036.

The previous prime is 103240021. The next prime is 103240043. The reversal of 103240037 is 730042301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101586241 + 1653796 = 10079^2 + 1286^2 .

It is a cyclic number.

It is not a de Polignac number, because 103240037 - 2⁴ = 103240021 is a prime.

It is a super-2 number, since 2×103240037² = 21317010479522738, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103240097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51620018 + 51620019.

It is an arithmetic number, because the mean of its divisors is an integer number (51620019).

Almost surely, 2^103240037 is an apocalyptic number.

It is an amenable number.

103240037 is a deficient number, since it is larger than the sum of its proper divisors (1).

103240037 is an equidigital number, since it uses as much as digits as its factorization.

103240037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 103240037 is about 10160.7104574434. The cubic root of 103240037 is about 469.1186698009.

Adding to 103240037 its reverse (730042301), we get a palindrome (833282338).

The spelling of 103240037 in words is "one hundred three million, two hundred forty thousand, thirty-seven".