1156450 has 24 divisors (see below), whose sum is σ = 2181780. Its totient is φ = 456000.

The previous prime is 1156429. The next prime is 1156451. The reversal of 1156450 is 546511.

It can be written as a sum of positive squares in 6 ways, for example, as 1002001 + 154449 = 1001^2 + 393^2 .

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1156451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4936 + ... + 5164.

2^1156450 is an apocalyptic number.

1156450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1156450 is a deficient number, since it is larger than the sum of its proper divisors (1025330).

1156450 is a wasteful number, since it uses less digits than its factorization.

1156450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1156450 is about 1075.3836524701. The cubic root of 1156450 is about 104.9644626525.

The spelling of 1156450 in words is "one million, one hundred fifty-six thousand, four hundred fifty".