730140779 has 2 divisors, whose sum is σ = 730140780. Its totient is φ = 730140778.

The previous prime is 730140757. The next prime is 730140839. The reversal of 730140779 is 977041037.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 730140779 - 2²⁸ = 461705323 is a prime.

It is not a weakly prime, because it can be changed into another prime (730140079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365070389 + 365070390.

It is an arithmetic number, because the mean of its divisors is an integer number (365070390).

Almost surely, 2^730140779 is an apocalyptic number.

730140779 is a deficient number, since it is larger than the sum of its proper divisors (1).

730140779 is an equidigital number, since it uses as much as digits as its factorization.

730140779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37044, while the sum is 38.

The square root of 730140779 is about 27021.1172788987. The cubic root of 730140779 is about 900.4692117143.

The spelling of 730140779 in words is "seven hundred thirty million, one hundred forty thousand, seven hundred seventy-nine".