12141514457146 has 4 divisors (see below), whose sum is σ = 18212271685722. Its totient is φ = 6070757228572.

The previous prime is 12141514457143. The next prime is 12141514457153. The reversal of 12141514457146 is 64175441514121.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 6617956906521 + 5523557550625 = 2572539^2 + 2350225^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12141514457096 and 12141514457105.

It is not an unprimeable number, because it can be changed into a prime (12141514457143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3035378614285 + ... + 3035378614288.

Almost surely, 2^{12141514457146} is an apocalyptic number.

12141514457146 is a deficient number, since it is larger than the sum of its proper divisors (6070757228576).

12141514457146 is an equidigital number, since it uses as much as digits as its factorization.

12141514457146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070757228575.

The product of its digits is 537600, while the sum is 46.

The spelling of 12141514457146 in words is "twelve trillion, one hundred forty-one billion, five hundred fourteen million, four hundred fifty-seven thousand, one hundred forty-six".