1126549479 has 8 divisors (see below), whose sum is σ = 1638617472. Its totient is φ = 682757240.

The previous prime is 1126549469. The next prime is 1126549511. The reversal of 1126549479 is 9749456211.

It is a happy number.

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

It is not a de Polignac number, because 1126549479 - 2⁵ = 1126549447 is a prime.

It is a super-2 number, since 2×1126549479² = 2538227457270342882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126549409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17068899 + ... + 17068964.

It is an arithmetic number, because the mean of its divisors is an integer number (204827184).

Almost surely, 2^1126549479 is an apocalyptic number.

1126549479 is a deficient number, since it is larger than the sum of its proper divisors (512067993).

1126549479 is a wasteful number, since it uses less digits than its factorization.

1126549479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34137877.

The product of its digits is 544320, while the sum is 48.

The square root of 1126549479 is about 33564.1099837311. The cubic root of 1126549479 is about 1040.5191808025.

The spelling of 1126549479 in words is "one billion, one hundred twenty-six million, five hundred forty-nine thousand, four hundred seventy-nine".