1292134241 has 2 divisors, whose sum is σ = 1292134242. Its totient is φ = 1292134240.

The previous prime is 1292134231. The next prime is 1292134243. The reversal of 1292134241 is 1424312921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 728784016 + 563350225 = 26996^2 + 23735^2 .

It is a cyclic number.

It is not a de Polignac number, because 1292134241 - 2²² = 1287939937 is a prime.

It is a super-2 number, since 2×1292134241² = 3339221793529292162, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1292134243, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1292134243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646067120 + 646067121.

It is an arithmetic number, because the mean of its divisors is an integer number (646067121).

Almost surely, 2^1292134241 is an apocalyptic number.

It is an amenable number.

1292134241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1292134241 is an equidigital number, since it uses as much as digits as its factorization.

1292134241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 1292134241 is about 35946.2688049817. The cubic root of 1292134241 is about 1089.1872405373.

The spelling of 1292134241 in words is "one billion, two hundred ninety-two million, one hundred thirty-four thousand, two hundred forty-one".