28007107433 has 2 divisors, whose sum is σ = 28007107434. Its totient is φ = 28007107432.

The previous prime is 28007107411. The next prime is 28007107451. The reversal of 28007107433 is 33470170082.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20088243289 + 7918864144 = 141733^2 + 88988^2 .

It is a cyclic number.

It is not a de Polignac number, because 28007107433 - 2¹² = 28007103337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28007107393 and 28007107402.

It is not a weakly prime, because it can be changed into another prime (28007107633) 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, 14003553716 + 14003553717.

It is an arithmetic number, because the mean of its divisors is an integer number (14003553717).

Almost surely, 2^28007107433 is an apocalyptic number.

It is an amenable number.

28007107433 is a deficient number, since it is larger than the sum of its proper divisors (1).

28007107433 is an equidigital number, since it uses as much as digits as its factorization.

28007107433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 35.

The spelling of 28007107433 in words is "twenty-eight billion, seven million, one hundred seven thousand, four hundred thirty-three".