103240349 has 2 divisors, whose sum is σ = 103240350. Its totient is φ = 103240348.

The previous prime is 103240339. The next prime is 103240363. The reversal of 103240349 is 943042301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73188025 + 30052324 = 8555^2 + 5482^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103240349 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103240309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51620174 + 51620175.

It is an arithmetic number, because the mean of its divisors is an integer number (51620175).

Almost surely, 2^103240349 is an apocalyptic number.

It is an amenable number.

103240349 is a deficient number, since it is larger than the sum of its proper divisors (1).

103240349 is an equidigital number, since it uses as much as digits as its factorization.

103240349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 103240349 is about 10160.7258106889. The cubic root of 103240349 is about 469.1191423723.

The spelling of 103240349 in words is "one hundred three million, two hundred forty thousand, three hundred forty-nine".