11145463651 has 16 divisors (see below), whose sum is σ = 12992120064. Its totient is φ = 9362811744.

The previous prime is 11145463627. The next prime is 11145463673. The reversal of 11145463651 is 15636454111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11145463651 - 2¹⁷ = 11145332579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11145463651.

It is not an unprimeable number, because it can be changed into a prime (11145463751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335476 + ... + 367198.

It is an arithmetic number, because the mean of its divisors is an integer number (812007504).

Almost surely, 2^11145463651 is an apocalyptic number.

11145463651 is a deficient number, since it is larger than the sum of its proper divisors (1846656413).

11145463651 is an equidigital number, since it uses as much as digits as its factorization.

11145463651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32730.

The product of its digits is 43200, while the sum is 37.

The spelling of 11145463651 in words is "eleven billion, one hundred forty-five million, four hundred sixty-three thousand, six hundred fifty-one".