12142152634461 has 16 divisors (see below), whose sum is σ = 16338954899520. Its totient is φ = 8020067489280.

The previous prime is 12142152634459. The next prime is 12142152634463. The reversal of 12142152634461 is 16443625124121.

It is an interprime number because it is at equal distance from previous prime (12142152634459) and next prime (12142152634463).

It is not a de Polignac number, because 12142152634461 - 2¹ = 12142152634459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12142152634463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5054701 + ... + 7059341.

It is an arithmetic number, because the mean of its divisors is an integer number (1021184681220).

Almost surely, 2^{12142152634461} is an apocalyptic number.

It is an amenable number.

12142152634461 is a deficient number, since it is larger than the sum of its proper divisors (4196802265059).

12142152634461 is a wasteful number, since it uses less digits than its factorization.

12142152634461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023276.

The product of its digits is 276480, while the sum is 42.

Adding to 12142152634461 its reverse (16443625124121), we get a palindrome (28585777758582).

The spelling of 12142152634461 in words is "twelve trillion, one hundred forty-two billion, one hundred fifty-two million, six hundred thirty-four thousand, four hundred sixty-one".