103502011409 has 2 divisors, whose sum is σ = 103502011410. Its totient is φ = 103502011408.

The previous prime is 103502011369. The next prime is 103502011427. The reversal of 103502011409 is 904110205301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65765063809 + 37736947600 = 256447^2 + 194260^2 .

It is a cyclic number.

It is not a de Polignac number, because 103502011409 - 2⁸ = 103502011153 is a prime.

It is not a weakly prime, because it can be changed into another prime (103502011469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51751005704 + 51751005705.

It is an arithmetic number, because the mean of its divisors is an integer number (51751005705).

Almost surely, 2^103502011409 is an apocalyptic number.

It is an amenable number.

103502011409 is a deficient number, since it is larger than the sum of its proper divisors (1).

103502011409 is an equidigital number, since it uses as much as digits as its factorization.

103502011409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 103502011409 in words is "one hundred three billion, five hundred two million, eleven thousand, four hundred nine".