1089413 has 8 divisors (see below), whose sum is σ = 1198848. Its totient is φ = 983664.

The previous prime is 1089401. The next prime is 1089421. The reversal of 1089413 is 3149801.

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 1089413 - 2⁴ = 1089397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089463) 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, 281 + ... + 1502.

It is an arithmetic number, because the mean of its divisors is an integer number (149856).

2^1089413 is an apocalyptic number.

1089413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1089413 is a deficient number, since it is larger than the sum of its proper divisors (109435).

1089413 is a wasteful number, since it uses less digits than its factorization.

1089413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1089413 is about 1043.7494910178. The cubic root of 1089413 is about 102.8957691310.

The spelling of 1089413 in words is "one million, eighty-nine thousand, four hundred thirteen".