12209052514 has 4 divisors (see below), whose sum is σ = 18313578774. Its totient is φ = 6104526256.

The previous prime is 12209052497. The next prime is 12209052523. The reversal of 12209052514 is 41525090221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41525090221 = 277 ⋅149910073.

It can be written as a sum of positive squares in only one way, i.e., 6889830025 + 5319222489 = 83005^2 + 72933^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052263127 + ... + 3052263130.

Almost surely, 2^12209052514 is an apocalyptic number.

12209052514 is a deficient number, since it is larger than the sum of its proper divisors (6104526260).

12209052514 is an equidigital number, since it uses as much as digits as its factorization.

12209052514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104526259.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 12209052514 in words is "twelve billion, two hundred nine million, fifty-two thousand, five hundred fourteen".