11145366361 has 4 divisors (see below), whose sum is σ = 11302343424. Its totient is φ = 10988389300.

The previous prime is 11145366341. The next prime is 11145366383. The reversal of 11145366361 is 16366354111.

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, and also an emirpimes, since its reverse is a distinct semiprime: 16366354111 = 463 ⋅35348497.

It is a cyclic number.

It is not a de Polignac number, because 11145366361 - 2¹¹ = 11145364313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11145366361.

It is not an unprimeable number, because it can be changed into a prime (11145366301) 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, 78488425 + ... + 78488566.

It is an arithmetic number, because the mean of its divisors is an integer number (2825585856).

Almost surely, 2^11145366361 is an apocalyptic number.

It is an amenable number.

11145366361 is a deficient number, since it is larger than the sum of its proper divisors (156977063).

11145366361 is an equidigital number, since it uses as much as digits as its factorization.

11145366361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156977062.

The product of its digits is 38880, while the sum is 37.

The spelling of 11145366361 in words is "eleven billion, one hundred forty-five million, three hundred sixty-six thousand, three hundred sixty-one".