7428102089 has 2 divisors, whose sum is σ = 7428102090. Its totient is φ = 7428102088.

The previous prime is 7428102053. The next prime is 7428102113. The reversal of 7428102089 is 9802018247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5805220864 + 1622881225 = 76192^2 + 40285^2 .

It is a cyclic number.

It is not a de Polignac number, because 7428102089 - 2¹² = 7428097993 is a prime.

It is not a weakly prime, because it can be changed into another prime (7428102029) 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, 3714051044 + 3714051045.

It is an arithmetic number, because the mean of its divisors is an integer number (3714051045).

Almost surely, 2^7428102089 is an apocalyptic number.

It is an amenable number.

7428102089 is a deficient number, since it is larger than the sum of its proper divisors (1).

7428102089 is an equidigital number, since it uses as much as digits as its factorization.

7428102089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 7428102089 is about 86186.4379644501. The cubic root of 7428102089 is about 1951.1588193469.

The spelling of 7428102089 in words is "seven billion, four hundred twenty-eight million, one hundred two thousand, eighty-nine".