1145203570811 has 8 divisors (see below), whose sum is σ = 1146355411344. Its totient is φ = 1144051967520.

The previous prime is 1145203570807. The next prime is 1145203570817. The reversal of 1145203570811 is 1180753025411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1145203570811 - 2² = 1145203570807 is a prime.

It is a super-2 number, since 2×1145203570811² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145203570817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10543721 + ... + 10651781.

It is an arithmetic number, because the mean of its divisors is an integer number (143294426418).

Almost surely, 2^{1145203570811} is an apocalyptic number.

1145203570811 is a deficient number, since it is larger than the sum of its proper divisors (1151840533).

1145203570811 is a wasteful number, since it uses less digits than its factorization.

1145203570811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118621.

The product of its (nonzero) digits is 33600, while the sum is 38.

The spelling of 1145203570811 in words is "one trillion, one hundred forty-five billion, two hundred three million, five hundred seventy thousand, eight hundred eleven".