1114122142 has 16 divisors (see below), whose sum is σ = 1917030240. Its totient is φ = 475704288.

The previous prime is 1114122137. The next prime is 1114122143. The reversal of 1114122142 is 2412214111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114122143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144153 + ... + 151684.

It is an arithmetic number, because the mean of its divisors is an integer number (119814390).

Almost surely, 2^1114122142 is an apocalyptic number.

1114122142 is a deficient number, since it is larger than the sum of its proper divisors (802908098).

1114122142 is a wasteful number, since it uses less digits than its factorization.

1114122142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296115.

The product of its digits is 128, while the sum is 19.

The square root of 1114122142 is about 33378.4682392707. The cubic root of 1114122142 is about 1036.6789220931.

Adding to 1114122142 its reverse (2412214111), we get a palindrome (3526336253).

It can be divided in two parts, 1114 and 122142, that added together give a triangular number (123256 = T₄₉₆).

The spelling of 1114122142 in words is "one billion, one hundred fourteen million, one hundred twenty-two thousand, one hundred forty-two".