12140318265 has 16 divisors (see below), whose sum is σ = 19439179008. Its totient is φ = 6469946496.

The previous prime is 12140318251. The next prime is 12140318279. The reversal of 12140318265 is 56281304121.

It is an interprime number because it is at equal distance from previous prime (12140318251) and next prime (12140318279).

It is not a de Polignac number, because 12140318265 - 2⁴ = 12140318249 is a prime.

It is a super-2 number, since 2×12140318265² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285052 + ... + 324861.

It is an arithmetic number, because the mean of its divisors is an integer number (1214948688).

Almost surely, 2^12140318265 is an apocalyptic number.

12140318265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12140318265 is a deficient number, since it is larger than the sum of its proper divisors (7298860743).

12140318265 is a wasteful number, since it uses less digits than its factorization.

12140318265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611248.

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 12140318265 in words is "twelve billion, one hundred forty million, three hundred eighteen thousand, two hundred sixty-five".