163012429 has 2 divisors, whose sum is σ = 163012430. Its totient is φ = 163012428.

The previous prime is 163012363. The next prime is 163012483. The reversal of 163012429 is 924210361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147622500 + 15389929 = 12150^2 + 3923^2 .

It is a cyclic number.

It is not a de Polignac number, because 163012429 - 2²⁵ = 129457997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163012397 and 163012406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163019429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81506214 + 81506215.

It is an arithmetic number, because the mean of its divisors is an integer number (81506215).

Almost surely, 2^163012429 is an apocalyptic number.

It is an amenable number.

163012429 is a deficient number, since it is larger than the sum of its proper divisors (1).

163012429 is an equidigital number, since it uses as much as digits as its factorization.

163012429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 163012429 is about 12767.6320827317. The cubic root of 163012429 is about 546.2694410499.

The spelling of 163012429 in words is "one hundred sixty-three million, twelve thousand, four hundred twenty-nine".