1097080 has 16 divisors (see below), whose sum is σ = 2468520. Its totient is φ = 438816.

The previous prime is 1097069. The next prime is 1097081. The reversal of 1097080 is 807901.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097081) 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 3 ways as a sum of consecutive naturals, for example, 13674 + ... + 13753.

2^1097080 is an apocalyptic number.

1097080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1097080 is an abundant number, since it is smaller than the sum of its proper divisors (1371440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1097080 is a wasteful number, since it uses less digits than its factorization.

1097080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27438 (or 27434 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 1097080 is about 1047.4158677431. The cubic root of 1097080 is about 103.1365894535.

The spelling of 1097080 in words is "one million, ninety-seven thousand, eighty".