1142616055 has 24 divisors (see below), whose sum is σ = 1638119808. Its totient is φ = 762326208.

The previous prime is 1142616049. The next prime is 1142616119. The reversal of 1142616055 is 5506162411.

It is not a de Polignac number, because 1142616055 - 2³ = 1142616047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 53959 + ... + 72088.

It is an arithmetic number, because the mean of its divisors is an integer number (68254992).

Almost surely, 2^1142616055 is an apocalyptic number.

1142616055 is a deficient number, since it is larger than the sum of its proper divisors (495503753).

1142616055 is a wasteful number, since it uses less digits than its factorization.

1142616055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126103 (or 126096 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1142616055 is about 33802.6042635771. The cubic root of 1142616055 is about 1045.4423941316.

Adding to 1142616055 its reverse (5506162411), we get a palindrome (6648778466).

The spelling of 1142616055 in words is "one billion, one hundred forty-two million, six hundred sixteen thousand, fifty-five".