50136197 has 2 divisors, whose sum is σ = 50136198. Its totient is φ = 50136196.

The previous prime is 50136187. The next prime is 50136209. The reversal of 50136197 is 79163105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 2719201 = 6886^2 + 1649^2 .

It is a cyclic number.

It is not a de Polignac number, because 50136197 - 2⁶ = 50136133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50136137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25068098 + 25068099.

It is an arithmetic number, because the mean of its divisors is an integer number (25068099).

Almost surely, 2^50136197 is an apocalyptic number.

It is an amenable number.

50136197 is a deficient number, since it is larger than the sum of its proper divisors (1).

50136197 is an equidigital number, since it uses as much as digits as its factorization.

50136197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 50136197 is about 7080.6918447282. The cubic root of 50136197 is about 368.7373492931.

The spelling of 50136197 in words is "fifty million, one hundred thirty-six thousand, one hundred ninety-seven".