1005501340 has 24 divisors (see below), whose sum is σ = 2184366240. Its totient is φ = 388331328.

The previous prime is 1005501331. The next prime is 1005501377. The reversal of 1005501340 is 431055001.

It is a super-2 number, since 2×1005501340² = 2022065889483591200, which contains 22 as substring.

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, 866232 + ... + 867391.

It is an arithmetic number, because the mean of its divisors is an integer number (91015260).

Almost surely, 2^1005501340 is an apocalyptic number.

1005501340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005501340 is an abundant number, since it is smaller than the sum of its proper divisors (1178864900).

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

1005501340 is a wasteful number, since it uses less digits than its factorization.

1005501340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733661 (or 1733659 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1005501340 is about 31709.6411206434. The cubic root of 1005501340 is about 1001.8304274909.

Adding to 1005501340 its reverse (431055001), we get a palindrome (1436556341).

The spelling of 1005501340 in words is "one billion, five million, five hundred one thousand, three hundred forty".