1140102 has 32 divisors (see below), whose sum is σ = 2597760. Its totient is φ = 370440.

The previous prime is 1140101. The next prime is 1140103. The reversal of 1140102 is 2010411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1140101) and next prime (1140103).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2077 + ... + 2567.

It is an arithmetic number, because the mean of its divisors is an integer number (81180).

2^1140102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1298880).

1140102 is an abundant number, since it is smaller than the sum of its proper divisors (1457658).

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

1140102 is a wasteful number, since it uses less digits than its factorization.

1140102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1140102 is about 1067.7555900111. The cubic root of 1140102 is about 104.4675081940.

Adding to 1140102 its reverse (2010411), we get a palindrome (3150513).

The spelling of 1140102 in words is "one million, one hundred forty thousand, one hundred two".