1151956 has 12 divisors (see below), whose sum is σ = 2171092. Its totient is φ = 531648.

The previous prime is 1151933. The next prime is 1151963. The reversal of 1151956 is 6591511.

It can be written as a sum of positive squares in 2 ways, for example, as 111556 + 1040400 = 334^2 + 1020^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11025 + ... + 11128.

2^1151956 is an apocalyptic number.

It is an amenable number.

1151956 is a deficient number, since it is larger than the sum of its proper divisors (1019136).

1151956 is a wasteful number, since it uses less digits than its factorization.

1151956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22170 (or 22168 counting only the distinct ones).

The product of its digits is 1350, while the sum is 28.

The square root of 1151956 is about 1073.2921317144. The cubic root of 1151956 is about 104.8283211145.

The spelling of 1151956 in words is "one million, one hundred fifty-one thousand, nine hundred fifty-six".