10505629 has 4 divisors (see below), whose sum is σ = 10516576. Its totient is φ = 10494684.

The previous prime is 10505623. The next prime is 10505639. The reversal of 10505629 is 92650501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92650501 = 239 ⋅387659.

It is a cyclic number.

It is not a de Polignac number, because 10505629 - 2⁵ = 10505597 is a prime.

It is a super-2 number, since 2×10505629² = 220736481371282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10505597 and 10505606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10505623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3879 + ... + 6004.

It is an arithmetic number, because the mean of its divisors is an integer number (2629144).

Almost surely, 2^10505629 is an apocalyptic number.

It is an amenable number.

10505629 is a deficient number, since it is larger than the sum of its proper divisors (10947).

10505629 is an equidigital number, since it uses as much as digits as its factorization.

10505629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10946.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 10505629 is about 3241.2388063825. The cubic root of 10505629 is about 219.0150806598.

The spelling of 10505629 in words is "ten million, five hundred five thousand, six hundred twenty-nine".