1147956 has 24 divisors (see below), whose sum is σ = 2696064. Its totient is φ = 380160.

The previous prime is 1147931. The next prime is 1147969. The reversal of 1147956 is 6597411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3076 + ... + 3428.

It is an arithmetic number, because the mean of its divisors is an integer number (112336).

2^1147956 is an apocalyptic number.

It is an amenable number.

1147956 is an abundant number, since it is smaller than the sum of its proper divisors (1548108).

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

1147956 is a wasteful number, since it uses less digits than its factorization.

1147956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631 (or 629 counting only the distinct ones).

The product of its digits is 7560, while the sum is 33.

The square root of 1147956 is about 1071.4270857133. The cubic root of 1147956 is about 104.7068466955.

The spelling of 1147956 in words is "one million, one hundred forty-seven thousand, nine hundred fifty-six".