1145253145615 has 16 divisors (see below), whose sum is σ = 1475078676768. Its totient is φ = 850495804416.

The previous prime is 1145253145579. The next prime is 1145253145633. The reversal of 1145253145615 is 5165413525411.

It is a cyclic number.

It is not a de Polignac number, because 1145253145615 - 2²⁵ = 1145219591183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92278497 + ... + 92290906.

It is an arithmetic number, because the mean of its divisors is an integer number (92192417298).

Almost surely, 2^{1145253145615} is an apocalyptic number.

1145253145615 is a deficient number, since it is larger than the sum of its proper divisors (329825531153).

1145253145615 is a wasteful number, since it uses less digits than its factorization.

1145253145615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184569498.

The product of its digits is 360000, while the sum is 43.

The spelling of 1145253145615 in words is "one trillion, one hundred forty-five billion, two hundred fifty-three million, one hundred forty-five thousand, six hundred fifteen".