51884123 has 2 divisors, whose sum is σ = 51884124. Its totient is φ = 51884122.

The previous prime is 51884089. The next prime is 51884137. The reversal of 51884123 is 32148815.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51884123 - 2¹⁶ = 51818587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51884123.

It is not a weakly prime, because it can be changed into another prime (51887123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25942061 + 25942062.

It is an arithmetic number, because the mean of its divisors is an integer number (25942062).

Almost surely, 2^51884123 is an apocalyptic number.

51884123 is a deficient number, since it is larger than the sum of its proper divisors (1).

51884123 is an equidigital number, since it uses as much as digits as its factorization.

51884123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7680, while the sum is 32.

The square root of 51884123 is about 7203.0634455071. The cubic root of 51884123 is about 372.9736580764.

The spelling of 51884123 in words is "fifty-one million, eight hundred eighty-four thousand, one hundred twenty-three".