1249097 has 4 divisors (see below), whose sum is σ = 1269636. Its totient is φ = 1228560.

The previous prime is 1249091. The next prime is 1249099. The reversal of 1249097 is 7909421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 440896 + 808201 = 664^2 + 899^2 .

It is a cyclic number.

It is not a de Polignac number, because 1249097 - 2⁶ = 1249033 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 (1249091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10178 + ... + 10299.

It is an arithmetic number, because the mean of its divisors is an integer number (317409).

2^1249097 is an apocalyptic number.

It is an amenable number.

1249097 is a deficient number, since it is larger than the sum of its proper divisors (20539).

1249097 is an equidigital number, since it uses as much as digits as its factorization.

1249097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20538.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 1249097 is about 1117.6300819144. The cubic root of 1249097 is about 107.6957888592.

The spelling of 1249097 in words is "one million, two hundred forty-nine thousand, ninety-seven".