1124549 has 4 divisors (see below), whose sum is σ = 1130400. Its totient is φ = 1118700.

The previous prime is 1124531. The next prime is 1124551. The reversal of 1124549 is 9454211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9454211 = 13 ⋅727247.

It is a cyclic number.

It is not a de Polignac number, because 1124549 - 2⁸ = 1124293 is a prime.

It is a super-2 number, since 2×1124549² = 2529220906802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124509) 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, 2627 + ... + 3024.

It is an arithmetic number, because the mean of its divisors is an integer number (282600).

2^1124549 is an apocalyptic number.

It is an amenable number.

1124549 is a deficient number, since it is larger than the sum of its proper divisors (5851).

1124549 is an equidigital number, since it uses as much as digits as its factorization.

1124549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5850.

The product of its digits is 1440, while the sum is 26.

The square root of 1124549 is about 1060.4475470291. The cubic root of 1124549 is about 103.9902912534.

The spelling of 1124549 in words is "one million, one hundred twenty-four thousand, five hundred forty-nine".