1140187103 has 4 divisors (see below), whose sum is σ = 1243840488. Its totient is φ = 1036533720.

The previous prime is 1140187049. The next prime is 1140187117. The reversal of 1140187103 is 3017810411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1140187103 - 2⁸ = 1140186847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140187133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51826676 + ... + 51826697.

It is an arithmetic number, because the mean of its divisors is an integer number (310960122).

Almost surely, 2^1140187103 is an apocalyptic number.

1140187103 is a deficient number, since it is larger than the sum of its proper divisors (103653385).

1140187103 is a wasteful number, since it uses less digits than its factorization.

1140187103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103653384.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 1140187103 is about 33766.6566748916. The cubic root of 1140187103 is about 1044.7010745769.

Adding to 1140187103 its reverse (3017810411), we get a palindrome (4157997514).

It can be divided in two parts, 114018 and 7103, that added together give a palindrome (121121).

The spelling of 1140187103 in words is "one billion, one hundred forty million, one hundred eighty-seven thousand, one hundred three".