11547354361 has 2 divisors, whose sum is σ = 11547354362. Its totient is φ = 11547354360.

The previous prime is 11547354353. The next prime is 11547354407. The reversal of 11547354361 is 16345374511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5895321961 + 5652032400 = 76781^2 + 75180^2 .

It is a cyclic number.

It is not a de Polignac number, because 11547354361 - 2³ = 11547354353 is a prime.

It is not a weakly prime, because it can be changed into another prime (11547354311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5773677180 + 5773677181.

It is an arithmetic number, because the mean of its divisors is an integer number (5773677181).

Almost surely, 2^11547354361 is an apocalyptic number.

It is an amenable number.

11547354361 is a deficient number, since it is larger than the sum of its proper divisors (1).

11547354361 is an equidigital number, since it uses as much as digits as its factorization.

11547354361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The spelling of 11547354361 in words is "eleven billion, five hundred forty-seven million, three hundred fifty-four thousand, three hundred sixty-one".