1172042 has 8 divisors (see below), whose sum is σ = 1791396. Its totient is φ = 574912.

The previous prime is 1172029. The next prime is 1172047. The reversal of 1172042 is 2402711.

It can be written as a sum of positive squares in 2 ways, for example, as 1168561 + 3481 = 1081^2 + 59^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1172042.

It is not an unprimeable number, because it can be changed into a prime (1172047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5423 + ... + 5634.

2^1172042 is an apocalyptic number.

1172042 is a deficient number, since it is larger than the sum of its proper divisors (619354).

1172042 is a wasteful number, since it uses less digits than its factorization.

1172042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11112.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 1172042 is about 1082.6088859787. The cubic root of 1172042 is about 105.4340910406.

Adding to 1172042 its reverse (2402711), we get a palindrome (3574753).

The spelling of 1172042 in words is "one million, one hundred seventy-two thousand, forty-two".