1151442 has 16 divisors (see below), whose sum is σ = 2558880. Its totient is φ = 383796.

The previous prime is 1151441. The next prime is 1151443. The reversal of 1151442 is 2441511.

It is an interprime number because it is at equal distance from previous prime (1151441) and next prime (1151443).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1151441) 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, 10608 + ... + 10715.

It is an arithmetic number, because the mean of its divisors is an integer number (159930).

2^1151442 is an apocalyptic number.

1151442 is an abundant number, since it is smaller than the sum of its proper divisors (1407438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151442 is a wasteful number, since it uses less digits than its factorization.

1151442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21334 (or 21328 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 1151442 is about 1073.0526548124. The cubic root of 1151442 is about 104.8127274133.

Adding to 1151442 its reverse (2441511), we get a palindrome (3592953).

The spelling of 1151442 in words is "one million, one hundred fifty-one thousand, four hundred forty-two".