2170327429 has 2 divisors, whose sum is σ = 2170327430. Its totient is φ = 2170327428.

The previous prime is 2170327399. The next prime is 2170327451. The reversal of 2170327429 is 9247230712.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1457330625 + 712996804 = 38175^2 + 26702^2 .

It is a cyclic number.

It is not a de Polignac number, because 2170327429 - 2¹³ = 2170319237 is a prime.

It is a super-2 number, since 2×2170327429² = 9420642298139500082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2170327469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085163714 + 1085163715.

It is an arithmetic number, because the mean of its divisors is an integer number (1085163715).

Almost surely, 2^2170327429 is an apocalyptic number.

It is an amenable number.

2170327429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2170327429 is an equidigital number, since it uses as much as digits as its factorization.

2170327429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 2170327429 is about 46586.7731121184. The cubic root of 2170327429 is about 1294.7177033579.

The spelling of 2170327429 in words is "two billion, one hundred seventy million, three hundred twenty-seven thousand, four hundred twenty-nine".