1073885145 has 8 divisors (see below), whose sum is σ = 1718216256. Its totient is φ = 572738736.

The previous prime is 1073885143. The next prime is 1073885171. The reversal of 1073885145 is 5415883701.

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

It is not a de Polignac number, because 1073885145 - 2¹ = 1073885143 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1073885097 and 1073885106.

It is not an unprimeable number, because it can be changed into a prime (1073885143) 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, 35796157 + ... + 35796186.

It is an arithmetic number, because the mean of its divisors is an integer number (214777032).

Almost surely, 2^1073885145 is an apocalyptic number.

1073885145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1073885145 is a deficient number, since it is larger than the sum of its proper divisors (644331111).

1073885145 is an equidigital number, since it uses as much as digits as its factorization.

1073885145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71592351.

The product of its (nonzero) digits is 134400, while the sum is 42.

The square root of 1073885145 is about 32770.1868319361. The cubic root of 1073885145 is about 1024.0455584919.

The spelling of 1073885145 in words is "one billion, seventy-three million, eight hundred eighty-five thousand, one hundred forty-five".