50135489 has 2 divisors, whose sum is σ = 50135490. Its totient is φ = 50135488.

The previous prime is 50135483. The next prime is 50135507. The reversal of 50135489 is 98453105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49463089 + 672400 = 7033^2 + 820^2 .

It is a cyclic number.

It is not a de Polignac number, because 50135489 - 2²⁰ = 49086913 is a prime.

It is not a weakly prime, because it can be changed into another prime (50135483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25067744 + 25067745.

It is an arithmetic number, because the mean of its divisors is an integer number (25067745).

Almost surely, 2^50135489 is an apocalyptic number.

It is an amenable number.

50135489 is a deficient number, since it is larger than the sum of its proper divisors (1).

50135489 is an equidigital number, since it uses as much as digits as its factorization.

50135489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 50135489 is about 7080.6418494371. The cubic root of 50135489 is about 368.7356135726.

The spelling of 50135489 in words is "fifty million, one hundred thirty-five thousand, four hundred eighty-nine".