50961151 has 2 divisors, whose sum is σ = 50961152. Its totient is φ = 50961150.

The previous prime is 50961109. The next prime is 50961167. The reversal of 50961151 is 15116905.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50961151 - 2⁷ = 50961023 is a prime.

It is a super-4 number, since 4×50961151⁴ (a number of 32 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50961451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25480575 + 25480576.

It is an arithmetic number, because the mean of its divisors is an integer number (25480576).

Almost surely, 2^50961151 is an apocalyptic number.

50961151 is a deficient number, since it is larger than the sum of its proper divisors (1).

50961151 is an equidigital number, since it uses as much as digits as its factorization.

50961151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 28.

The square root of 50961151 is about 7138.7079363145. The cubic root of 50961151 is about 370.7487904006.

The spelling of 50961151 in words is "fifty million, nine hundred sixty-one thousand, one hundred fifty-one".