874863183126109 has 2 divisors, whose sum is σ = 874863183126110. Its totient is φ = 874863183126108.

The previous prime is 874863183126061. The next prime is 874863183126133. The reversal of 874863183126109 is 901621381368478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 778354368394009 + 96508814732100 = 27899003^2 + 9823890^2 .

It is a cyclic number.

It is not a de Polignac number, because 874863183126109 - 2¹¹ = 874863183124061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (874863183126409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437431591563054 + 437431591563055.

It is an arithmetic number, because the mean of its divisors is an integer number (437431591563055).

Almost surely, 2^{874863183126109} is an apocalyptic number.

It is an amenable number.

874863183126109 is a deficient number, since it is larger than the sum of its proper divisors (1).

874863183126109 is an equidigital number, since it uses as much as digits as its factorization.

874863183126109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 83607552, while the sum is 67.

The spelling of 874863183126109 in words is "eight hundred seventy-four trillion, eight hundred sixty-three billion, one hundred eighty-three million, one hundred twenty-six thousand, one hundred nine".