1145331695489 has 8 divisors (see below), whose sum is σ = 1154424219648. Its totient is φ = 1136240330400.

The previous prime is 1145331695369. The next prime is 1145331695533. The reversal of 1145331695489 is 9845961335411.

It is a happy number.

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 1145331695489 - 2²⁴ = 1145314918273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145334695489) 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, 1751189 + ... + 2314589.

It is an arithmetic number, because the mean of its divisors is an integer number (144303027456).

Almost surely, 2^{1145331695489} is an apocalyptic number.

It is an amenable number.

1145331695489 is a deficient number, since it is larger than the sum of its proper divisors (9092524159).

1145331695489 is a wasteful number, since it uses less digits than its factorization.

1145331695489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579535.

The product of its digits is 13996800, while the sum is 59.

The spelling of 1145331695489 in words is "one trillion, one hundred forty-five billion, three hundred thirty-one million, six hundred ninety-five thousand, four hundred eighty-nine".