1145607 has 8 divisors (see below), whose sum is σ = 1593984. Its totient is φ = 730488.

The previous prime is 1145593. The next prime is 1145611. The reversal of 1145607 is 7065411.

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

It is not a de Polignac number, because 1145607 - 2⁷ = 1145479 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8233 + ... + 8370.

It is an arithmetic number, because the mean of its divisors is an integer number (199248).

2^1145607 is an apocalyptic number.

1145607 is a deficient number, since it is larger than the sum of its proper divisors (448377).

1145607 is a wasteful number, since it uses less digits than its factorization.

1145607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16629.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 1145607 is about 1070.3303228443. The cubic root of 1145607 is about 104.6353792826.

The spelling of 1145607 in words is "one million, one hundred forty-five thousand, six hundred seven".