10181629 has 2 divisors, whose sum is σ = 10181630. Its totient is φ = 10181628.

The previous prime is 10181627. The next prime is 10181659. The reversal of 10181629 is 92618101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6579225 + 3602404 = 2565^2 + 1898^2 .

It is an emirp because it is prime and its reverse (92618101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10181629 - 2¹ = 10181627 is a prime.

Together with 10181627, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 10181597 and 10181606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10181627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5090814 + 5090815.

It is an arithmetic number, because the mean of its divisors is an integer number (5090815).

Almost surely, 2^10181629 is an apocalyptic number.

It is an amenable number.

10181629 is a deficient number, since it is larger than the sum of its proper divisors (1).

10181629 is an equidigital number, since it uses as much as digits as its factorization.

10181629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 10181629 is about 3190.8664967372. The cubic root of 10181629 is about 216.7400101468.

The spelling of 10181629 in words is "ten million, one hundred eighty-one thousand, six hundred twenty-nine".