1005311252023 has 8 divisors (see below), whose sum is σ = 1111903505888. Its totient is φ = 902899086624.

The previous prime is 1005311252021. The next prime is 1005311252059. The reversal of 1005311252023 is 3202521135001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1005311252023 - 2¹ = 1005311252021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005311252021) by changing a digit.

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, 1045021611 + ... + 1045022572.

It is an arithmetic number, because the mean of its divisors is an integer number (138987938236).

Almost surely, 2^{1005311252023} is an apocalyptic number.

1005311252023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1005311252023 is a deficient number, since it is larger than the sum of its proper divisors (106592253865).

1005311252023 is a wasteful number, since it uses less digits than its factorization.

1005311252023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090044233.

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

Adding to 1005311252023 its reverse (3202521135001), we get a palindrome (4207832387024).

The spelling of 1005311252023 in words is "one trillion, five billion, three hundred eleven million, two hundred fifty-two thousand, twenty-three".