1140000013240 has 64 divisors (see below), whose sum is σ = 2798349120000. Its totient is φ = 414520679040.

The previous prime is 1140000013181. The next prime is 1140000013247. The reversal of 1140000013240 is 423100000411.

It is a super-5 number, since 5×1140000013240⁵ (a number of 61 digits) contains 55555 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140000013247) 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, 8326861 + ... + 8462659.

It is an arithmetic number, because the mean of its divisors is an integer number (43724205000).

Almost surely, 2^{1140000013240} is an apocalyptic number.

1140000013240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140000013240 is an abundant number, since it is smaller than the sum of its proper divisors (1658349106760).

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

1140000013240 is a wasteful number, since it uses less digits than its factorization.

1140000013240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154900 (or 154896 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1140000013240 its reverse (423100000411), we get a palindrome (1563100013651).

The spelling of 1140000013240 in words is "one trillion, one hundred forty billion, thirteen thousand, two hundred forty".