1126731 has 16 divisors (see below), whose sum is σ = 1571328. Its totient is φ = 717600.

The previous prime is 1126711. The next prime is 1126751. The reversal of 1126731 is 1376211.

It is an interprime number because it is at equal distance from previous prime (1126711) and next prime (1126751).

It is not a de Polignac number, because 1126731 - 2⁶ = 1126667 is a prime.

It is a super-2 number, since 2×1126731² = 2539045492722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1126698 and 1126707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8536 + ... + 8666.

It is an arithmetic number, because the mean of its divisors is an integer number (98208).

2^1126731 is an apocalyptic number.

1126731 is a deficient number, since it is larger than the sum of its proper divisors (444597).

1126731 is a wasteful number, since it uses less digits than its factorization.

1126731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242.

The product of its digits is 252, while the sum is 21.

The square root of 1126731 is about 1061.4758593581. The cubic root of 1126731 is about 104.0575064112.

The spelling of 1126731 in words is "one million, one hundred twenty-six thousand, seven hundred thirty-one".