1411340240 has 40 divisors (see below), whose sum is σ = 3296122368. Its totient is φ = 561997440.

The previous prime is 1411340219. The next prime is 1411340257. The reversal of 1411340240 is 420431141.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21716 + ... + 57395.

Almost surely, 2^1411340240 is an apocalyptic number.

1411340240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1411340240 is an abundant number, since it is smaller than the sum of its proper divisors (1884782128).

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

1411340240 is a wasteful number, since it uses less digits than its factorization.

1411340240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79347 (or 79341 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1411340240 is about 37567.8085599892. The cubic root of 1411340240 is about 1121.7013470664.

Adding to 1411340240 its reverse (420431141), we get a palindrome (1831771381).

Subtracting from 1411340240 its reverse (420431141), we obtain a palindrome (990909099).

The spelling of 1411340240 in words is "one billion, four hundred eleven million, three hundred forty thousand, two hundred forty".