1415013240 has 128 divisors (see below), whose sum is σ = 4447872000. Its totient is φ = 359643648.

The previous prime is 1415013209. The next prime is 1415013283. The reversal of 1415013240 is 423105141.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 272347 + ... + 277493.

It is an arithmetic number, because the mean of its divisors is an integer number (34749000).

Almost surely, 2^1415013240 is an apocalyptic number.

1415013240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1415013240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2223936000).

1415013240 is an abundant number, since it is smaller than the sum of its proper divisors (3032858760).

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

1415013240 is a wasteful number, since it uses less digits than its factorization.

1415013240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269 (or 5265 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1415013240 is about 37616.6617338647. The cubic root of 1415013240 is about 1122.6735766287.

Adding to 1415013240 its reverse (423105141), we get a palindrome (1838118381).

The spelling of 1415013240 in words is "one billion, four hundred fifteen million, thirteen thousand, two hundred forty".