1102553 has 2 divisors, whose sum is σ = 1102554. Its totient is φ = 1102552.

The previous prime is 1102547. The next prime is 1102567. The reversal of 1102553 is 3552011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 906304 + 196249 = 952^2 + 443^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102553 - 2⁴ = 1102537 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1102523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551276 + 551277.

It is an arithmetic number, because the mean of its divisors is an integer number (551277).

2^1102553 is an apocalyptic number.

It is an amenable number.

1102553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102553 is an equidigital number, since it uses as much as digits as its factorization.

1102553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1102553 is about 1050.0252377919. The cubic root of 1102553 is about 103.3078107853.

Adding to 1102553 its reverse (3552011), we get a palindrome (4654564).

The spelling of 1102553 in words is "one million, one hundred two thousand, five hundred fifty-three".