5121102403 has 2 divisors, whose sum is σ = 5121102404. Its totient is φ = 5121102402.

The previous prime is 5121102397. The next prime is 5121102449. The reversal of 5121102403 is 3042011215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5121102403 - 2⁹ = 5121101891 is a prime.

It is not a weakly prime, because it can be changed into another prime (5121102703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560551201 + 2560551202.

It is an arithmetic number, because the mean of its divisors is an integer number (2560551202).

Almost surely, 2^5121102403 is an apocalyptic number.

5121102403 is a deficient number, since it is larger than the sum of its proper divisors (1).

5121102403 is an equidigital number, since it uses as much as digits as its factorization.

5121102403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 5121102403 is about 71561.8781405295. The cubic root of 5121102403 is about 1723.6714439435.

Adding to 5121102403 its reverse (3042011215), we get a palindrome (8163113618).

The spelling of 5121102403 in words is "five billion, one hundred twenty-one million, one hundred two thousand, four hundred three".