28037428141 has 2 divisors, whose sum is σ = 28037428142. Its totient is φ = 28037428140.

The previous prime is 28037428103. The next prime is 28037428163. The reversal of 28037428141 is 14182473082.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20662912516 + 7374515625 = 143746^2 + 85875^2 .

It is a cyclic number.

It is not a de Polignac number, because 28037428141 - 2⁹ = 28037427629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28037428094 and 28037428103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28037428241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14018714070 + 14018714071.

It is an arithmetic number, because the mean of its divisors is an integer number (14018714071).

Almost surely, 2^28037428141 is an apocalyptic number.

It is an amenable number.

28037428141 is a deficient number, since it is larger than the sum of its proper divisors (1).

28037428141 is an equidigital number, since it uses as much as digits as its factorization.

28037428141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86016, while the sum is 40.

The spelling of 28037428141 in words is "twenty-eight billion, thirty-seven million, four hundred twenty-eight thousand, one hundred forty-one".