1273048741 has 2 divisors, whose sum is σ = 1273048742. Its totient is φ = 1273048740.

The previous prime is 1273048727. The next prime is 1273048753. The reversal of 1273048741 is 1478403721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1233484641 + 39564100 = 35121^2 + 6290^2 .

It is a cyclic number.

It is not a de Polignac number, because 1273048741 - 2¹¹ = 1273046693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1273048741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1273048141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636524370 + 636524371.

It is an arithmetic number, because the mean of its divisors is an integer number (636524371).

Almost surely, 2^1273048741 is an apocalyptic number.

It is an amenable number.

1273048741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1273048741 is an equidigital number, since it uses as much as digits as its factorization.

1273048741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 1273048741 is about 35679.8085897332. The cubic root of 1273048741 is about 1083.7979966655.

The spelling of 1273048741 in words is "one billion, two hundred seventy-three million, forty-eight thousand, seven hundred forty-one".