11852140507 has 4 divisors (see below), whose sum is σ = 11945464576. Its totient is φ = 11758816440.

The previous prime is 11852140493. The next prime is 11852140523. The reversal of 11852140507 is 70504125811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70504125811 = 7 ⋅10072017973.

It is a cyclic number.

It is not a de Polignac number, because 11852140507 - 2¹⁵ = 11852107739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11852140577) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 46661844 + ... + 46662097.

It is an arithmetic number, because the mean of its divisors is an integer number (2986366144).

Almost surely, 2^11852140507 is an apocalyptic number.

11852140507 is a deficient number, since it is larger than the sum of its proper divisors (93324069).

11852140507 is an equidigital number, since it uses as much as digits as its factorization.

11852140507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93324068.

The product of its (nonzero) digits is 11200, while the sum is 34.

The spelling of 11852140507 in words is "eleven billion, eight hundred fifty-two million, one hundred forty thousand, five hundred seven".