10371661 has 4 divisors (see below), whose sum is σ = 10381824. Its totient is φ = 10361500.

The previous prime is 10371659. The next prime is 10371671. The reversal of 10371661 is 16617301.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 10371661 - 2¹ = 10371659 is a prime.

It is a super-3 number, since 3×10371661³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10371601) 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, 3355 + ... + 5656.

It is an arithmetic number, because the mean of its divisors is an integer number (2595456).

Almost surely, 2^10371661 is an apocalyptic number.

It is an amenable number.

10371661 is a deficient number, since it is larger than the sum of its proper divisors (10163).

10371661 is an equidigital number, since it uses as much as digits as its factorization.

10371661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10162.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 10371661 is about 3220.5063266511. The cubic root of 10371661 is about 218.0801335459.

Adding to 10371661 its reverse (16617301), we get a palindrome (26988962).

The spelling of 10371661 in words is "ten million, three hundred seventy-one thousand, six hundred sixty-one".