87024278461129 has 2 divisors, whose sum is σ = 87024278461130. Its totient is φ = 87024278461128.

The previous prime is 87024278461111. The next prime is 87024278461187. The reversal of 87024278461129 is 92116487242078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71376138433600 + 15648140027529 = 8448440^2 + 3955773^2 .

It is a cyclic number.

It is not a de Polignac number, because 87024278461129 - 2¹¹ = 87024278459081 is a prime.

It is a super-3 number, since 3×87024278461129³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (87024278461429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43512139230564 + 43512139230565.

It is an arithmetic number, because the mean of its divisors is an integer number (43512139230565).

Almost surely, 2^{87024278461129} is an apocalyptic number.

It is an amenable number.

87024278461129 is a deficient number, since it is larger than the sum of its proper divisors (1).

87024278461129 is an equidigital number, since it uses as much as digits as its factorization.

87024278461129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21676032, while the sum is 61.

The spelling of 87024278461129 in words is "eighty-seven trillion, twenty-four billion, two hundred seventy-eight million, four hundred sixty-one thousand, one hundred twenty-nine".