1214551155141 has 24 divisors (see below), whose sum is σ = 1785386921760. Its totient is φ = 795396815136.

The previous prime is 1214551155137. The next prime is 1214551155157. The reversal of 1214551155141 is 1415511554121.

1214551155141 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 55 + 11 + 551 + 41 = 666.

It is not a de Polignac number, because 1214551155141 - 2² = 1214551155137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1214551155096 and 1214551155105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214551155131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103891 + ... + 1562016.

It is an arithmetic number, because the mean of its divisors is an integer number (74391121740).

Almost surely, 2^{1214551155141} is an apocalyptic number.

It is an amenable number.

1214551155141 is a deficient number, since it is larger than the sum of its proper divisors (570835766619).

1214551155141 is a wasteful number, since it uses less digits than its factorization.

1214551155141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667345 (or 1667342 counting only the distinct ones).

The product of its digits is 20000, while the sum is 36.

The spelling of 1214551155141 in words is "one trillion, two hundred fourteen billion, five hundred fifty-one million, one hundred fifty-five thousand, one hundred forty-one".