1047077747 has 2 divisors, whose sum is σ = 1047077748. Its totient is φ = 1047077746.

The previous prime is 1047077743. The next prime is 1047077831. The reversal of 1047077747 is 7477707401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1047077747 - 2² = 1047077743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1047077698 and 1047077707.

It is not a weakly prime, because it can be changed into another prime (1047077743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523538873 + 523538874.

It is an arithmetic number, because the mean of its divisors is an integer number (523538874).

Almost surely, 2^1047077747 is an apocalyptic number.

1047077747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047077747 is an equidigital number, since it uses as much as digits as its factorization.

1047077747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 268912, while the sum is 44.

The square root of 1047077747 is about 32358.5807321644. The cubic root of 1047077747 is about 1015.4525704677.

The spelling of 1047077747 in words is "one billion, forty-seven million, seventy-seven thousand, seven hundred forty-seven".