1117142037 has 40 divisors (see below), whose sum is σ = 1824606432. Its totient is φ = 675540000.

The previous prime is 1117142023. The next prime is 1117142041. The reversal of 1117142037 is 7302417111.

It is not a de Polignac number, because 1117142037 - 2¹⁰ = 1117141013 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1117142037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117142077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 495162 + ... + 497412.

Almost surely, 2^1117142037 is an apocalyptic number.

It is an amenable number.

1117142037 is a deficient number, since it is larger than the sum of its proper divisors (707464395).

1117142037 is a wasteful number, since it uses less digits than its factorization.

1117142037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831 (or 2822 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 1117142037 is about 33423.6747979632. The cubic root of 1117142037 is about 1037.6147372406.

Adding to 1117142037 its reverse (7302417111), we get a palindrome (8419559148).

The spelling of 1117142037 in words is "one billion, one hundred seventeen million, one hundred forty-two thousand, thirty-seven".