11152453381 has 2 divisors, whose sum is σ = 11152453382. Its totient is φ = 11152453380.

The previous prime is 11152453379. The next prime is 11152453409. The reversal of 11152453381 is 18335425111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10700040481 + 452412900 = 103441^2 + 21270^2 .

It is a cyclic number.

It is not a de Polignac number, because 11152453381 - 2¹ = 11152453379 is a prime.

It is a super-3 number, since 3×11152453381³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 11152453379, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11152453181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5576226690 + 5576226691.

It is an arithmetic number, because the mean of its divisors is an integer number (5576226691).

Almost surely, 2^11152453381 is an apocalyptic number.

It is an amenable number.

11152453381 is a deficient number, since it is larger than the sum of its proper divisors (1).

11152453381 is an equidigital number, since it uses as much as digits as its factorization.

11152453381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 34.

Adding to 11152453381 its reverse (18335425111), we get a palindrome (29487878492).

The spelling of 11152453381 in words is "eleven billion, one hundred fifty-two million, four hundred fifty-three thousand, three hundred eighty-one".