502161427 has 2 divisors, whose sum is σ = 502161428. Its totient is φ = 502161426.

The previous prime is 502161403. The next prime is 502161433. The reversal of 502161427 is 724161205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 502161427 - 2²³ = 493772819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 502161395 and 502161404.

It is not a weakly prime, because it can be changed into another prime (502164427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251080713 + 251080714.

It is an arithmetic number, because the mean of its divisors is an integer number (251080714).

Almost surely, 2^502161427 is an apocalyptic number.

502161427 is a deficient number, since it is larger than the sum of its proper divisors (1).

502161427 is an equidigital number, since it uses as much as digits as its factorization.

502161427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 502161427 is about 22408.9586326540. The cubic root of 502161427 is about 794.8425657690.

The spelling of 502161427 in words is "five hundred two million, one hundred sixty-one thousand, four hundred twenty-seven".