1147126 has 8 divisors (see below), whose sum is σ = 1821960. Its totient is φ = 539808.

The previous prime is 1147117. The next prime is 1147127. The reversal of 1147126 is 6217411.

1147126 = T₈₇₃ + T₈₇₄ + T₈₇₅.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1147097 and 1147106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16836 + ... + 16903.

It is an arithmetic number, because the mean of its divisors is an integer number (227745).

2^1147126 is an apocalyptic number.

1147126 is the 875-th centered triangular number.

1147126 is a deficient number, since it is larger than the sum of its proper divisors (674834).

1147126 is a wasteful number, since it uses less digits than its factorization.

1147126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33758.

The product of its digits is 336, while the sum is 22.

The square root of 1147126 is about 1071.0396818046. The cubic root of 1147126 is about 104.6816054155.

The spelling of 1147126 in words is "one million, one hundred forty-seven thousand, one hundred twenty-six".