10661629 has 4 divisors (see below), whose sum is σ = 11630880. Its totient is φ = 9692380.

The previous prime is 10661611. The next prime is 10661653. The reversal of 10661629 is 92616601.

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.

It is a cyclic number.

It is not a de Polignac number, because 10661629 - 2⁵ = 10661597 is a prime.

It is a super-2 number, since 2×10661629² = 227340665867282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10661629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484609 + ... + 484630.

It is an arithmetic number, because the mean of its divisors is an integer number (2907720).

Almost surely, 2^10661629 is an apocalyptic number.

It is an amenable number.

10661629 is a deficient number, since it is larger than the sum of its proper divisors (969251).

10661629 is an equidigital number, since it uses as much as digits as its factorization.

10661629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969250.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 10661629 is about 3265.2150005781. The cubic root of 10661629 is about 220.0938236176.

The spelling of 10661629 in words is "ten million, six hundred sixty-one thousand, six hundred twenty-nine".