1156956 has 24 divisors (see below), whose sum is σ = 2741760. Its totient is φ = 379632.

The previous prime is 1156949. The next prime is 1156963. The reversal of 1156956 is 6596511.

It is an interprime number because it is at equal distance from previous prime (1156949) and next prime (1156963).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 85 + ... + 1523.

It is an arithmetic number, because the mean of its divisors is an integer number (114240).

2^1156956 is an apocalyptic number.

It is an amenable number.

1156956 is an abundant number, since it is smaller than the sum of its proper divisors (1584804).

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

1156956 is a wasteful number, since it uses less digits than its factorization.

1156956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513 (or 1511 counting only the distinct ones).

The product of its digits is 8100, while the sum is 33.

The square root of 1156956 is about 1075.6188916154. The cubic root of 1156956 is about 104.9797693450.

It can be divided in two parts, 1156 and 956, that added together give a palindrome (2112).

The spelling of 1156956 in words is "one million, one hundred fifty-six thousand, nine hundred fifty-six".