1072545 has 8 divisors (see below), whose sum is σ = 1716096. Its totient is φ = 572016.

The previous prime is 1072543. The next prime is 1072613. The reversal of 1072545 is 5452701.

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

It is not a de Polignac number, because 1072545 - 2¹ = 1072543 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1072543) 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, 35737 + ... + 35766.

It is an arithmetic number, because the mean of its divisors is an integer number (214512).

2^1072545 is an apocalyptic number.

1072545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1072545 is a deficient number, since it is larger than the sum of its proper divisors (643551).

1072545 is an equidigital number, since it uses as much as digits as its factorization.

1072545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71511.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 1072545 is about 1035.6374848372. The cubic root of 1072545 is about 102.3619398452.

The spelling of 1072545 in words is "one million, seventy-two thousand, five hundred forty-five".