1213423614146 has 8 divisors (see below), whose sum is σ = 1864528968204. Its totient is φ = 591913958080.

The previous prime is 1213423614127. The next prime is 1213423614173. The reversal of 1213423614146 is 6414163243121.

It can be written as a sum of positive squares in 2 ways, for example, as 874421361025 + 339002253121 = 935105^2 + 582239^2 .

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

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, 7398924395 + ... + 7398924558.

Almost surely, 2^{1213423614146} is an apocalyptic number.

1213423614146 is a deficient number, since it is larger than the sum of its proper divisors (651105354058).

1213423614146 is a wasteful number, since it uses less digits than its factorization.

1213423614146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14797848996.

The product of its digits is 82944, while the sum is 38.

Adding to 1213423614146 its reverse (6414163243121), we get a palindrome (7627586857267).

The spelling of 1213423614146 in words is "one trillion, two hundred thirteen billion, four hundred twenty-three million, six hundred fourteen thousand, one hundred forty-six".