1073452345 has 32 divisors (see below), whose sum is σ = 1524934656. Its totient is φ = 709862400.

The previous prime is 1073452333. The next prime is 1073452351. The reversal of 1073452345 is 5432543701.

It is not a de Polignac number, because 1073452345 - 2¹⁷ = 1073321273 is a prime.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1073452345.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342385 + ... + 345505.

It is an arithmetic number, because the mean of its divisors is an integer number (47654208).

Almost surely, 2^1073452345 is an apocalyptic number.

It is an amenable number.

1073452345 is a deficient number, since it is larger than the sum of its proper divisors (451482311).

1073452345 is a wasteful number, since it uses less digits than its factorization.

1073452345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 1073452345 is about 32763.5826032502. The cubic root of 1073452345 is about 1023.9079688332.

The spelling of 1073452345 in words is "one billion, seventy-three million, four hundred fifty-two thousand, three hundred forty-five".