1002113240 has 16 divisors (see below), whose sum is σ = 2254754880. Its totient is φ = 400845280.

The previous prime is 1002113227. The next prime is 1002113249. The reversal of 1002113240 is 423112001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002113249) 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, 12526376 + ... + 12526455.

It is an arithmetic number, because the mean of its divisors is an integer number (140922180).

Almost surely, 2^1002113240 is an apocalyptic number.

1002113240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002113240 is an abundant number, since it is smaller than the sum of its proper divisors (1252641640).

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

1002113240 is a wasteful number, since it uses less digits than its factorization.

1002113240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25052842 (or 25052838 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1002113240 is about 31656.1722259657. The cubic root of 1002113240 is about 1000.7039177169.

Adding to 1002113240 its reverse (423112001), we get a palindrome (1425225241).

The spelling of 1002113240 in words is "one billion, two million, one hundred thirteen thousand, two hundred forty".