1102397 has 2 divisors, whose sum is σ = 1102398. Its totient is φ = 1102396.

The previous prime is 1102393. The next prime is 1102411. The reversal of 1102397 is 7932011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1094116 + 8281 = 1046^2 + 91^2 .

It is an emirp because it is prime and its reverse (7932011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1102397 - 2² = 1102393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551198 + 551199.

It is an arithmetic number, because the mean of its divisors is an integer number (551199).

2^1102397 is an apocalyptic number.

It is an amenable number.

1102397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102397 is an equidigital number, since it uses as much as digits as its factorization.

1102397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1102397 is about 1049.9509512353. The cubic root of 1102397 is about 103.3029382218.

The spelling of 1102397 in words is "one million, one hundred two thousand, three hundred ninety-seven".