1140103420144 has 40 divisors (see below), whose sum is σ = 2378975149040. Its totient is φ = 526178239488.

The previous prime is 1140103420121. The next prime is 1140103420147. The reversal of 1140103420144 is 4410243010411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140103420147) 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, 5121592 + ... + 5339560.

It is an arithmetic number, because the mean of its divisors is an integer number (59474378726).

Almost surely, 2^{1140103420144} is an apocalyptic number.

It is an amenable number.

1140103420144 is an abundant number, since it is smaller than the sum of its proper divisors (1238871728896).

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

1140103420144 is a wasteful number, since it uses less digits than its factorization.

1140103420144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243137 (or 243131 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1140103420144 its reverse (4410243010411), we get a palindrome (5550346430555).

The spelling of 1140103420144 in words is "one trillion, one hundred forty billion, one hundred three million, four hundred twenty thousand, one hundred forty-four".