1045513171309 has 8 divisors (see below), whose sum is σ = 1081702028160. Its totient is φ = 1009333426416.

The previous prime is 1045513171303. The next prime is 1045513171319. The reversal of 1045513171309 is 9031713155401.

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 1045513171309 - 2¹⁷ = 1045513040237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045513171303) 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, 2044129 + ... + 2503894.

It is an arithmetic number, because the mean of its divisors is an integer number (135212753520).

Almost surely, 2^{1045513171309} is an apocalyptic number.

It is an amenable number.

1045513171309 is a deficient number, since it is larger than the sum of its proper divisors (36188856851).

1045513171309 is an equidigital number, since it uses as much as digits as its factorization.

1045513171309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4555979.

The product of its (nonzero) digits is 56700, while the sum is 40.

The spelling of 1045513171309 in words is "one trillion, forty-five billion, five hundred thirteen million, one hundred seventy-one thousand, three hundred nine".