50161123 has 2 divisors, whose sum is σ = 50161124. Its totient is φ = 50161122.

The previous prime is 50161117. The next prime is 50161157. The reversal of 50161123 is 32116105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50161123 - 2¹³ = 50152931 is a prime.

It is a super-2 number, since 2×50161123² = 5032276521242258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50161123.

It is not a weakly prime, because it can be changed into another prime (50161723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25080561 + 25080562.

It is an arithmetic number, because the mean of its divisors is an integer number (25080562).

Almost surely, 2^50161123 is an apocalyptic number.

50161123 is a deficient number, since it is larger than the sum of its proper divisors (1).

50161123 is an equidigital number, since it uses as much as digits as its factorization.

50161123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 50161123 is about 7082.4517647493. The cubic root of 50161123 is about 368.7984470293.

Adding to 50161123 its reverse (32116105), we get a palindrome (82277228).

The spelling of 50161123 in words is "fifty million, one hundred sixty-one thousand, one hundred twenty-three".