1097345 has 8 divisors (see below), whose sum is σ = 1386240. Its totient is φ = 831600.

The previous prime is 1097323. The next prime is 1097351. The reversal of 1097345 is 5437901.

1097345 = T₁₀₂ + T₁₀₃ + ... + T₁₉₆.

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

It is not a de Polignac number, because 1097345 - 2¹² = 1093249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5681 + ... + 5870.

It is an arithmetic number, because the mean of its divisors is an integer number (173280).

2^1097345 is an apocalyptic number.

It is an amenable number.

1097345 is a deficient number, since it is larger than the sum of its proper divisors (288895).

1097345 is a wasteful number, since it uses less digits than its factorization.

1097345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11575.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1097345 is about 1047.5423619119. The cubic root of 1097345 is about 103.1448930096.

The spelling of 1097345 in words is "one million, ninety-seven thousand, three hundred forty-five".