1142055102 has 32 divisors (see below), whose sum is σ = 2299881600. Its totient is φ = 378066528.

The previous prime is 1142055067. The next prime is 1142055113. The reversal of 1142055102 is 2015502411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 610773 + ... + 612639.

It is an arithmetic number, because the mean of its divisors is an integer number (71871300).

Almost surely, 2^1142055102 is an apocalyptic number.

1142055102 is an abundant number, since it is smaller than the sum of its proper divisors (1157826498).

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

1142055102 is a wasteful number, since it uses less digits than its factorization.

1142055102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1142055102 is about 33794.3057629536. The cubic root of 1142055102 is about 1045.2712838564.

Adding to 1142055102 its reverse (2015502411), we get a palindrome (3157557513).

The spelling of 1142055102 in words is "one billion, one hundred forty-two million, fifty-five thousand, one hundred two".