50903129 has 2 divisors, whose sum is σ = 50903130. Its totient is φ = 50903128.

The previous prime is 50903113. The next prime is 50903131. The reversal of 50903129 is 92130905.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47293129 + 3610000 = 6877^2 + 1900^2 .

It is a cyclic number.

It is not a de Polignac number, because 50903129 - 2⁴ = 50903113 is a prime.

It is a super-2 number, since 2×50903129² = 5182257083981282, which contains 22 as substring.

Together with 50903131, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50903189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25451564 + 25451565.

It is an arithmetic number, because the mean of its divisors is an integer number (25451565).

Almost surely, 2^50903129 is an apocalyptic number.

It is an amenable number.

50903129 is a deficient number, since it is larger than the sum of its proper divisors (1).

50903129 is an equidigital number, since it uses as much as digits as its factorization.

50903129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 50903129 is about 7134.6428782385. The cubic root of 50903129 is about 370.6080311811.

The spelling of 50903129 in words is "fifty million, nine hundred three thousand, one hundred twenty-nine".