16201429 has 2 divisors, whose sum is σ = 16201430. Its totient is φ = 16201428.

The previous prime is 16201421. The next prime is 16201439. The reversal of 16201429 is 92410261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16184529 + 16900 = 4023^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 16201429 - 2³ = 16201421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16201421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8100714 + 8100715.

It is an arithmetic number, because the mean of its divisors is an integer number (8100715).

Almost surely, 2^16201429 is an apocalyptic number.

It is an amenable number.

16201429 is a deficient number, since it is larger than the sum of its proper divisors (1).

16201429 is an equidigital number, since it uses as much as digits as its factorization.

16201429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16201429 is about 4025.0998745373. The cubic root of 16201429 is about 253.0372392809.

The spelling of 16201429 in words is "sixteen million, two hundred one thousand, four hundred twenty-nine".