1145679 has 8 divisors (see below), whose sum is σ = 1532592. Its totient is φ = 761280.

The previous prime is 1145659. The next prime is 1145689. The reversal of 1145679 is 9765411.

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

It is not a de Polignac number, because 1145679 - 2¹⁵ = 1112911 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1197 + ... + 1929.

It is an arithmetic number, because the mean of its divisors is an integer number (191574).

2^1145679 is an apocalyptic number.

1145679 is a deficient number, since it is larger than the sum of its proper divisors (386913).

1145679 is an equidigital number, since it uses as much as digits as its factorization.

1145679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257.

The product of its digits is 7560, while the sum is 33.

The square root of 1145679 is about 1070.3639567923. The cubic root of 1145679 is about 104.6375713052.

The spelling of 1145679 in words is "one million, one hundred forty-five thousand, six hundred seventy-nine".