1040156 has 24 divisors (see below), whose sum is σ = 1992144. Its totient is φ = 472320.

The previous prime is 1040153. The next prime is 1040159. The reversal of 1040156 is 6510401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1040153) and next prime (1040159).

1040156 is a modest number, since divided by 156 gives 104 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4196 + ... + 4436.

It is an arithmetic number, because the mean of its divisors is an integer number (83006).

2^1040156 is an apocalyptic number.

It is an amenable number.

1040156 is a deficient number, since it is larger than the sum of its proper divisors (951988).

1040156 is a wasteful number, since it uses less digits than its factorization.

1040156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1040156 is about 1019.8803851433. The cubic root of 1040156 is about 101.3210059258.

Adding to 1040156 its reverse (6510401), we get a palindrome (7550557).

The spelling of 1040156 in words is "one million, forty thousand, one hundred fifty-six".