1103053261 has 2 divisors, whose sum is σ = 1103053262. Its totient is φ = 1103053260.

The previous prime is 1103053249. The next prime is 1103053267. The reversal of 1103053261 is 1623503011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 878233225 + 224820036 = 29635^2 + 14994^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103053261 - 2⁹ = 1103052749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103053267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551526630 + 551526631.

It is an arithmetic number, because the mean of its divisors is an integer number (551526631).

Almost surely, 2^1103053261 is an apocalyptic number.

It is an amenable number.

1103053261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103053261 is an equidigital number, since it uses as much as digits as its factorization.

1103053261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1103053261 is about 33212.2456482545. The cubic root of 1103053261 is about 1033.2343302883.

Adding to 1103053261 its reverse (1623503011), we get a palindrome (2726556272).

The spelling of 1103053261 in words is "one billion, one hundred three million, fifty-three thousand, two hundred sixty-one".