1260100133 has 2 divisors, whose sum is σ = 1260100134. Its totient is φ = 1260100132.

The previous prime is 1260100117. The next prime is 1260100147. The reversal of 1260100133 is 3310010621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 782153089 + 477947044 = 27967^2 + 21862^2 .

It is an emirp because it is prime and its reverse (3310010621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1260100133 - 2⁴ = 1260100117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1260100733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630050066 + 630050067.

It is an arithmetic number, because the mean of its divisors is an integer number (630050067).

Almost surely, 2^1260100133 is an apocalyptic number.

It is an amenable number.

1260100133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1260100133 is an equidigital number, since it uses as much as digits as its factorization.

1260100133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1260100133 is about 35497.8891344260. The cubic root of 1260100133 is about 1080.1109091061.

Adding to 1260100133 its reverse (3310010621), we get a palindrome (4570110754).

The spelling of 1260100133 in words is "one billion, two hundred sixty million, one hundred thousand, one hundred thirty-three".