12140452355 has 4 divisors (see below), whose sum is σ = 14568542832. Its totient is φ = 9712361880.

The previous prime is 12140452309. The next prime is 12140452433. The reversal of 12140452355 is 55325404121.

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

It is not a de Polignac number, because 12140452355 - 2²⁴ = 12123675139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1214045231 + ... + 1214045240.

It is an arithmetic number, because the mean of its divisors is an integer number (3642135708).

Almost surely, 2^12140452355 is an apocalyptic number.

12140452355 is a deficient number, since it is larger than the sum of its proper divisors (2428090477).

12140452355 is an equidigital number, since it uses as much as digits as its factorization.

12140452355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428090476.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 12140452355 its reverse (55325404121), we get a palindrome (67465856476).

The spelling of 12140452355 in words is "twelve billion, one hundred forty million, four hundred fifty-two thousand, three hundred fifty-five".