11352563381 has 2 divisors, whose sum is σ = 11352563382. Its totient is φ = 11352563380.

The previous prime is 11352563311. The next prime is 11352563407. The reversal of 11352563381 is 18336525311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8480568100 + 2871995281 = 92090^2 + 53591^2 .

It is a cyclic number.

It is not a de Polignac number, because 11352563381 - 2¹⁸ = 11352301237 is a prime.

It is a super-2 number, since 2×11352563381² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11352563311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5676281690 + 5676281691.

It is an arithmetic number, because the mean of its divisors is an integer number (5676281691).

Almost surely, 2^11352563381 is an apocalyptic number.

It is an amenable number.

11352563381 is a deficient number, since it is larger than the sum of its proper divisors (1).

11352563381 is an equidigital number, since it uses as much as digits as its factorization.

11352563381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 38.

The spelling of 11352563381 in words is "eleven billion, three hundred fifty-two million, five hundred sixty-three thousand, three hundred eighty-one".