1000253041533 has 24 divisors (see below), whose sum is σ = 1457762779200. Its totient is φ = 660874002624.

The previous prime is 1000253041453. The next prime is 1000253041547. The reversal of 1000253041533 is 3351403520001.

1000253041533 is a `hidden beast` number, since 100 + 0 + 25 + 3 + 0 + 4 + 1 + 533 = 666.

It is not a de Polignac number, because 1000253041533 - 2¹⁰ = 1000253040509 is a prime.

It is a super-2 number, since 2×1000253041533² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1000253041497 and 1000253041506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000253041573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9216 + ... + 1414422.

It is an arithmetic number, because the mean of its divisors is an integer number (60740115800).

Almost surely, 2^{1000253041533} is an apocalyptic number.

It is an amenable number.

1000253041533 is a deficient number, since it is larger than the sum of its proper divisors (457509737667).

1000253041533 is a wasteful number, since it uses less digits than its factorization.

1000253041533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405921 (or 1405918 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 1000253041533 its reverse (3351403520001), we get a palindrome (4351656561534).

The spelling of 1000253041533 in words is "one trillion, two hundred fifty-three million, forty-one thousand, five hundred thirty-three".