12343400354 has 8 divisors (see below), whose sum is σ = 18521834220. Its totient is φ = 6169455616.

The previous prime is 12343400327. The next prime is 12343400357. The reversal of 12343400354 is 45300434321.

It can be written as a sum of positive squares in 2 ways, for example, as 12339877225 + 3523129 = 111085^2 + 1877^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12343400357) 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, 1115399 + ... + 1126410.

Almost surely, 2^12343400354 is an apocalyptic number.

12343400354 is a deficient number, since it is larger than the sum of its proper divisors (6178433866).

12343400354 is a wasteful number, since it uses less digits than its factorization.

12343400354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244564.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 12343400354 its reverse (45300434321), we get a palindrome (57643834675).

The spelling of 12343400354 in words is "twelve billion, three hundred forty-three million, four hundred thousand, three hundred fifty-four".