1114542 has 48 divisors (see below), whose sum is σ = 2843568. Its totient is φ = 311040.

The previous prime is 1114541. The next prime is 1114549. The reversal of 1114542 is 2454111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2358 + ... + 2790.

It is an arithmetic number, because the mean of its divisors is an integer number (59241).

2^1114542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1114542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1421784).

1114542 is an abundant number, since it is smaller than the sum of its proper divisors (1729026).

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

1114542 is a wasteful number, since it uses less digits than its factorization.

1114542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 462 counting only the distinct ones).

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

The square root of 1114542 is about 1055.7187125366. The cubic root of 1114542 is about 103.6809130221.

Adding to 1114542 its reverse (2454111), we get a palindrome (3568653).

The spelling of 1114542 in words is "one million, one hundred fourteen thousand, five hundred forty-two".