2139570201529 has 2 divisors, whose sum is σ = 2139570201530. Its totient is φ = 2139570201528.

The previous prime is 2139570201469. The next prime is 2139570201617. The reversal of 2139570201529 is 9251020759312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1757334666025 + 382235535504 = 1325645^2 + 618252^2 .

It is a cyclic number.

It is not a de Polignac number, because 2139570201529 - 2²⁷ = 2139435983801 is a prime.

It is not a weakly prime, because it can be changed into another prime (2131570201529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1069785100764 + 1069785100765.

It is an arithmetic number, because the mean of its divisors is an integer number (1069785100765).

Almost surely, 2^{2139570201529} is an apocalyptic number.

It is an amenable number.

2139570201529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2139570201529 is an equidigital number, since it uses as much as digits as its factorization.

2139570201529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 46.

The spelling of 2139570201529 in words is "two trillion, one hundred thirty-nine billion, five hundred seventy million, two hundred one thousand, five hundred twenty-nine".