1314140440 has 16 divisors (see below), whose sum is σ = 2956816080. Its totient is φ = 525656160.

The previous prime is 1314140419. The next prime is 1314140441. The reversal of 1314140440 is 440414131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314140441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16426716 + ... + 16426795.

It is an arithmetic number, because the mean of its divisors is an integer number (184801005).

Almost surely, 2^1314140440 is an apocalyptic number.

1314140440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1314140440 is an abundant number, since it is smaller than the sum of its proper divisors (1642675640).

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

1314140440 is a wasteful number, since it uses less digits than its factorization.

1314140440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32853522 (or 32853518 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1314140440 is about 36251.0750185426. The cubic root of 1314140440 is about 1095.3357435318.

Adding to 1314140440 its reverse (440414131), we get a palindrome (1754554571).

The spelling of 1314140440 in words is "one billion, three hundred fourteen million, one hundred forty thousand, four hundred forty".