1260730477 has 2 divisors, whose sum is σ = 1260730478. Its totient is φ = 1260730476.

The previous prime is 1260730469. The next prime is 1260730481. The reversal of 1260730477 is 7740370621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 766957636 + 493772841 = 27694^2 + 22221^2 .

It is a cyclic number.

It is not a de Polignac number, because 1260730477 - 2³ = 1260730469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1260730447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630365238 + 630365239.

It is an arithmetic number, because the mean of its divisors is an integer number (630365239).

Almost surely, 2^1260730477 is an apocalyptic number.

It is an amenable number.

1260730477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1260730477 is an equidigital number, since it uses as much as digits as its factorization.

1260730477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 1260730477 is about 35506.7666367976. The cubic root of 1260730477 is about 1080.2909815511.

The spelling of 1260730477 in words is "one billion, two hundred sixty million, seven hundred thirty thousand, four hundred seventy-seven".