791740429 has 2 divisors, whose sum is σ = 791740430. Its totient is φ = 791740428.

The previous prime is 791740387. The next prime is 791740457. The reversal of 791740429 is 924047197.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 788317929 + 3422500 = 28077^2 + 1850^2 .

It is a cyclic number.

It is not a de Polignac number, because 791740429 - 2¹⁵ = 791707661 is a prime.

It is a super-5 number, since 5×791740429⁵ (a number of 46 digits) contains 55555 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (791740459) 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, 395870214 + 395870215.

It is an arithmetic number, because the mean of its divisors is an integer number (395870215).

Almost surely, 2^791740429 is an apocalyptic number.

It is an amenable number.

791740429 is a deficient number, since it is larger than the sum of its proper divisors (1).

791740429 is an equidigital number, since it uses as much as digits as its factorization.

791740429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 791740429 is about 28137.8824540867. The cubic root of 791740429 is about 925.1119139975. Note that the first 3 decimals are identical.

The spelling of 791740429 in words is "seven hundred ninety-one million, seven hundred forty thousand, four hundred twenty-nine".