7429128011 has 2 divisors, whose sum is σ = 7429128012. Its totient is φ = 7429128010.

The previous prime is 7429127989. The next prime is 7429128043. The reversal of 7429128011 is 1108219247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7429128011 - 2⁶ = 7429127947 is a prime.

It is a super-2 number, since 2×7429128011² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7429122011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3714564005 + 3714564006.

It is an arithmetic number, because the mean of its divisors is an integer number (3714564006).

Almost surely, 2^7429128011 is an apocalyptic number.

7429128011 is a deficient number, since it is larger than the sum of its proper divisors (1).

7429128011 is an equidigital number, since it uses as much as digits as its factorization.

7429128011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 7429128011 is about 86192.3895190289. The cubic root of 7429128011 is about 1951.2486424083.

The spelling of 7429128011 in words is "seven billion, four hundred twenty-nine million, one hundred twenty-eight thousand, eleven".