102403241 has 2 divisors, whose sum is σ = 102403242. Its totient is φ = 102403240.

The previous prime is 102403219. The next prime is 102403247. The reversal of 102403241 is 142304201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72318016 + 30085225 = 8504^2 + 5485^2 .

It is a cyclic number.

It is not a de Polignac number, because 102403241 - 2²² = 98208937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102403247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51201620 + 51201621.

It is an arithmetic number, because the mean of its divisors is an integer number (51201621).

Almost surely, 2^102403241 is an apocalyptic number.

It is an amenable number.

102403241 is a deficient number, since it is larger than the sum of its proper divisors (1).

102403241 is an equidigital number, since it uses as much as digits as its factorization.

102403241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 102403241 is about 10119.4486509888. The cubic root of 102403241 is about 467.8477738648.

Adding to 102403241 its reverse (142304201), we get a palindrome (244707442).

The spelling of 102403241 in words is "one hundred two million, four hundred three thousand, two hundred forty-one".