523163134505139 has 4 divisors (see below), whose sum is σ = 697550846006856. Its totient is φ = 348775423003424.

The previous prime is 523163134505117. The next prime is 523163134505161. The reversal of 523163134505139 is 931505431361325.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (523163134505117) and next prime (523163134505161).

It is a cyclic number.

It is not a de Polignac number, because 523163134505139 - 2¹⁵ = 523163134472371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 523163134505091 and 523163134505100.

It is not an unprimeable number, because it can be changed into a prime (523163134505839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87193855750854 + ... + 87193855750859.

It is an arithmetic number, because the mean of its divisors is an integer number (174387711501714).

Almost surely, 2^{523163134505139} is an apocalyptic number.

523163134505139 is a deficient number, since it is larger than the sum of its proper divisors (174387711501717).

523163134505139 is a wasteful number, since it uses less digits than its factorization.

523163134505139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174387711501716.

The product of its (nonzero) digits is 4374000, while the sum is 51.

The spelling of 523163134505139 in words is "five hundred twenty-three trillion, one hundred sixty-three billion, one hundred thirty-four million, five hundred five thousand, one hundred thirty-nine".