771103427 has 2 divisors, whose sum is σ = 771103428. Its totient is φ = 771103426.

The previous prime is 771103303. The next prime is 771103433. The reversal of 771103427 is 724301177.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 771103427 - 2¹⁴ = 771087043 is a prime.

It is a super-2 number, since 2×771103427² = 1189200990262288658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 771103393 and 771103402.

It is not a weakly prime, because it can be changed into another prime (771103447) 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, 385551713 + 385551714.

It is an arithmetic number, because the mean of its divisors is an integer number (385551714).

Almost surely, 2^771103427 is an apocalyptic number.

771103427 is a deficient number, since it is larger than the sum of its proper divisors (1).

771103427 is an equidigital number, since it uses as much as digits as its factorization.

771103427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 771103427 is about 27768.7491075850. The cubic root of 771103427 is about 917.0032560662.

The spelling of 771103427 in words is "seven hundred seventy-one million, one hundred three thousand, four hundred twenty-seven".