50561101 has 2 divisors, whose sum is σ = 50561102. Its totient is φ = 50561100.

The previous prime is 50561051. The next prime is 50561117. The reversal of 50561101 is 10116505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50424201 + 136900 = 7101^2 + 370^2 .

It is a cyclic number.

It is not a de Polignac number, because 50561101 - 2⁷ = 50560973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50561141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25280550 + 25280551.

It is an arithmetic number, because the mean of its divisors is an integer number (25280551).

Almost surely, 2^50561101 is an apocalyptic number.

It is an amenable number.

50561101 is a deficient number, since it is larger than the sum of its proper divisors (1).

50561101 is an equidigital number, since it uses as much as digits as its factorization.

50561101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 50561101 is about 7110.6329535422. The cubic root of 50561101 is about 369.7761026708.

Adding to 50561101 its reverse (10116505), we get a palindrome (60677606).

The spelling of 50561101 in words is "fifty million, five hundred sixty-one thousand, one hundred one".