1010156 has 24 divisors (see below), whose sum is σ = 2069760. Its totient is φ = 422352.

The previous prime is 1010143. The next prime is 1010167. The reversal of 1010156 is 6510101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a self number, because there is not a number n which added to its sum of digits gives 1010156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 785 + ... + 1623.

It is an arithmetic number, because the mean of its divisors is an integer number (86240).

2^1010156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1010156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034880).

1010156 is an abundant number, since it is smaller than the sum of its proper divisors (1059604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010156 is a wasteful number, since it uses less digits than its factorization.

1010156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 891 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 1010156 is about 1005.0651720162. The cubic root of 1010156 is about 100.3373937080.

Adding to 1010156 its reverse (6510101), we get a palindrome (7520257).

Subtracting 1010156 from its reverse (6510101), we obtain a palindrome (5499945).

The spelling of 1010156 in words is "one million, ten thousand, one hundred fifty-six".