1145130653553 has 4 divisors (see below), whose sum is σ = 1526840871408. Its totient is φ = 763420435700.

The previous prime is 1145130653549. The next prime is 1145130653627. The reversal of 1145130653553 is 3553560315411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1145130653553 - 2² = 1145130653549 is a prime.

It is a super-2 number, since 2×1145130653553² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1145130653053) 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, 190855108923 + ... + 190855108928.

It is an arithmetic number, because the mean of its divisors is an integer number (381710217852).

Almost surely, 2^{1145130653553} is an apocalyptic number.

It is an amenable number.

1145130653553 is a deficient number, since it is larger than the sum of its proper divisors (381710217855).

1145130653553 is an equidigital number, since it uses as much as digits as its factorization.

1145130653553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381710217854.

The product of its (nonzero) digits is 405000, while the sum is 42.

Adding to 1145130653553 its reverse (3553560315411), we get a palindrome (4698690968964).

The spelling of 1145130653553 in words is "one trillion, one hundred forty-five billion, one hundred thirty million, six hundred fifty-three thousand, five hundred fifty-three".