10156 has 6 divisors (see below), whose sum is σ = 17780. Its totient is φ = 5076.

The previous prime is 10151. The next prime is 10159. The reversal of 10156 is 65101.

10156 = T₃₅ + T₃₆ + ... + T₄₆.

It is a plaindrome in base 16.

It is a nialpdrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (10151) by changing a digit.

10156 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1266 + ... + 1273.

2¹⁰¹⁵⁶ is an apocalyptic number.

It is an amenable number.

10156 is a deficient number, since it is larger than the sum of its proper divisors (7624).

10156 is a wasteful number, since it uses less digits than its factorization.

10156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543 (or 2541 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 10156 is about 100.7769814988. The cubic root of 10156 is about 21.6557999420.

Adding to 10156 its reverse (65101), we get a palindrome (75257).

Subtracting 10156 from its reverse (65101), we obtain a palindrome (54945).

The spelling of 10156 in words is "ten thousand, one hundred fifty-six".