1292274241 has 2 divisors, whose sum is σ = 1292274242. Its totient is φ = 1292274240.

The previous prime is 1292274233. The next prime is 1292274271. The reversal of 1292274241 is 1424722921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1225280016 + 66994225 = 35004^2 + 8185^2 .

It is a cyclic number.

It is not a de Polignac number, because 1292274241 - 2³ = 1292274233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1292274197 and 1292274206.

It is not a weakly prime, because it can be changed into another prime (1292274271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646137120 + 646137121.

It is an arithmetic number, because the mean of its divisors is an integer number (646137121).

Almost surely, 2^1292274241 is an apocalyptic number.

It is an amenable number.

1292274241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1292274241 is an equidigital number, since it uses as much as digits as its factorization.

1292274241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 34.

The square root of 1292274241 is about 35948.2161031671. The cubic root of 1292274241 is about 1089.2265761579.

The spelling of 1292274241 in words is "one billion, two hundred ninety-two million, two hundred seventy-four thousand, two hundred forty-one".