50509603 has 2 divisors, whose sum is σ = 50509604. Its totient is φ = 50509602.

The previous prime is 50509573. The next prime is 50509609. The reversal of 50509603 is 30690505.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50509603 is a prime.

It is not a weakly prime, because it can be changed into another prime (50509609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25254801 + 25254802.

It is an arithmetic number, because the mean of its divisors is an integer number (25254802).

Almost surely, 2^50509603 is an apocalyptic number.

50509603 is a deficient number, since it is larger than the sum of its proper divisors (1).

50509603 is an equidigital number, since it uses as much as digits as its factorization.

50509603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 50509603 is about 7107.0108343804. The cubic root of 50509603 is about 369.6505173347.

The spelling of 50509603 in words is "fifty million, five hundred nine thousand, six hundred three".