1145501513201 has 4 divisors (see below), whose sum is σ = 1212883955172. Its totient is φ = 1078119071232.

The previous prime is 1145501513179. The next prime is 1145501513239. The reversal of 1145501513201 is 1023151055411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 854101278976 + 291400234225 = 924176^2 + 539815^2 .

It is not a de Polignac number, because 1145501513201 - 2²² = 1145497318897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145501513501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33691220960 + ... + 33691220993.

It is an arithmetic number, because the mean of its divisors is an integer number (303220988793).

Almost surely, 2^{1145501513201} is an apocalyptic number.

It is an amenable number.

1145501513201 is a deficient number, since it is larger than the sum of its proper divisors (67382441971).

1145501513201 is an equidigital number, since it uses as much as digits as its factorization.

1145501513201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67382441970.

The product of its (nonzero) digits is 3000, while the sum is 29.

Adding to 1145501513201 its reverse (1023151055411), we get a palindrome (2168652568612).

The spelling of 1145501513201 in words is "one trillion, one hundred forty-five billion, five hundred one million, five hundred thirteen thousand, two hundred one".