754379789 has 2 divisors, whose sum is σ = 754379790. Its totient is φ = 754379788.

The previous prime is 754379749. The next prime is 754379809. The reversal of 754379789 is 987973457.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 551545225 + 202834564 = 23485^2 + 14242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-754379789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (754379749) 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, 377189894 + 377189895.

It is an arithmetic number, because the mean of its divisors is an integer number (377189895).

Almost surely, 2^754379789 is an apocalyptic number.

It is an amenable number.

754379789 is a deficient number, since it is larger than the sum of its proper divisors (1).

754379789 is an equidigital number, since it uses as much as digits as its factorization.

754379789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13335840, while the sum is 59.

The square root of 754379789 is about 27465.9751146760. The cubic root of 754379789 is about 910.3254437151.

The spelling of 754379789 in words is "seven hundred fifty-four million, three hundred seventy-nine thousand, seven hundred eighty-nine".