1024111142154 has 40 divisors (see below), whose sum is σ = 2394540070560. Its totient is φ = 326528189064.

The previous prime is 1024111142111. The next prime is 1024111142161. The reversal of 1024111142154 is 4512411114201.

1024111142154 is a `hidden beast` number, since 102 + 411 + 1 + 142 + 1 + 5 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 137423964 + ... + 137431415.

It is an arithmetic number, because the mean of its divisors is an integer number (59863501764).

Almost surely, 2^{1024111142154} is an apocalyptic number.

1024111142154 is an abundant number, since it is smaller than the sum of its proper divisors (1370428928406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1024111142154 is a wasteful number, since it uses less digits than its factorization.

1024111142154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274855416 (or 274855407 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

Adding to 1024111142154 its reverse (4512411114201), we get a palindrome (5536522256355).

The spelling of 1024111142154 in words is "one trillion, twenty-four billion, one hundred eleven million, one hundred forty-two thousand, one hundred fifty-four".