1005340156 has 24 divisors (see below), whose sum is σ = 1787320080. Its totient is φ = 494723712.

The previous prime is 1005340123. The next prime is 1005340211. The reversal of 1005340156 is 6510435001.

It is a super-2 number, since 2×1005340156² = 2021417658532208672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1005340156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83680 + ... + 94936.

It is an arithmetic number, because the mean of its divisors is an integer number (74471670).

Almost surely, 2^1005340156 is an apocalyptic number.

It is an amenable number.

1005340156 is a deficient number, since it is larger than the sum of its proper divisors (781979924).

1005340156 is a wasteful number, since it uses less digits than its factorization.

1005340156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11613 (or 11611 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1005340156 is about 31707.0994573770. The cubic root of 1005340156 is about 1001.7768927820.

Adding to 1005340156 its reverse (6510435001), we get a palindrome (7515775157).

The spelling of 1005340156 in words is "one billion, five million, three hundred forty thousand, one hundred fifty-six".