2153311245243 has 6 divisors (see below), whose sum is σ = 3110338465364. Its totient is φ = 1435540830156.

The previous prime is 2153311245223. The next prime is 2153311245247. The reversal of 2153311245243 is 3425421133512.

2153311245243 is a `hidden beast` number, since 2 + 1 + 5 + 3 + 3 + 1 + 124 + 524 + 3 = 666.

It is not a de Polignac number, because 2153311245243 - 2⁶ = 2153311245179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2153311245198 and 2153311245207.

It is not an unprimeable number, because it can be changed into a prime (2153311245247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119628402505 + ... + 119628402522.

Almost surely, 2^{2153311245243} is an apocalyptic number.

2153311245243 is a deficient number, since it is larger than the sum of its proper divisors (957027220121).

2153311245243 is a wasteful number, since it uses less digits than its factorization.

2153311245243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239256805033 (or 239256805030 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 2153311245243 its reverse (3425421133512), we get a palindrome (5578732378755).

The spelling of 2153311245243 in words is "two trillion, one hundred fifty-three billion, three hundred eleven million, two hundred forty-five thousand, two hundred forty-three".