10117142 has 16 divisors (see below), whose sum is σ = 18364320. Its totient is φ = 4080768.

The previous prime is 10117127. The next prime is 10117147. The reversal of 10117142 is 24171101.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 10117142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10117147) 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, 21017 + ... + 21492.

It is an arithmetic number, because the mean of its divisors is an integer number (1147770).

Almost surely, 2^10117142 is an apocalyptic number.

10117142 is a deficient number, since it is larger than the sum of its proper divisors (8247178).

10117142 is a wasteful number, since it uses less digits than its factorization.

10117142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42535.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 10117142 is about 3180.7455100967. The cubic root of 10117142 is about 216.2814546558.

Adding to 10117142 its reverse (24171101), we get a palindrome (34288243).

The spelling of 10117142 in words is "ten million, one hundred seventeen thousand, one hundred forty-two".