1572975345 has 8 divisors (see below), whose sum is σ = 2516760576. Its totient is φ = 838920176.

The previous prime is 1572975301. The next prime is 1572975379. The reversal of 1572975345 is 5435792751.

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 1572975345 - 2⁹ = 1572974833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1572975294 and 1572975303.

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 7 ways as a sum of consecutive naturals, for example, 52432497 + ... + 52432526.

It is an arithmetic number, because the mean of its divisors is an integer number (314595072).

Almost surely, 2^1572975345 is an apocalyptic number.

1572975345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1572975345 is a deficient number, since it is larger than the sum of its proper divisors (943785231).

1572975345 is a wasteful number, since it uses less digits than its factorization.

1572975345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104865031.

The product of its digits is 1323000, while the sum is 48.

The square root of 1572975345 is about 39660.7532076737. The cubic root of 1572975345 is about 1162.9846211604.

The spelling of 1572975345 in words is "one billion, five hundred seventy-two million, nine hundred seventy-five thousand, three hundred forty-five".