50891941 has 2 divisors, whose sum is σ = 50891942. Its totient is φ = 50891940.

The previous prime is 50891921. The next prime is 50891959. The reversal of 50891941 is 14919805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43890625 + 7001316 = 6625^2 + 2646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50891941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50891941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50891921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25445970 + 25445971.

It is an arithmetic number, because the mean of its divisors is an integer number (25445971).

Almost surely, 2^50891941 is an apocalyptic number.

It is an amenable number.

50891941 is a deficient number, since it is larger than the sum of its proper divisors (1).

50891941 is an equidigital number, since it uses as much as digits as its factorization.

50891941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 50891941 is about 7133.8587734830. The cubic root of 50891941 is about 370.5808772088.

The spelling of 50891941 in words is "fifty million, eight hundred ninety-one thousand, nine hundred forty-one".