1115429446 has 4 divisors (see below), whose sum is σ = 1673144172. Its totient is φ = 557714722.

The previous prime is 1115429429. The next prime is 1115429473. The reversal of 1115429446 is 6449245111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6449245111 = 97 ⋅66487063.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278857360 + ... + 278857363.

It is an arithmetic number, because the mean of its divisors is an integer number (418286043).

Almost surely, 2^1115429446 is an apocalyptic number.

1115429446 is a deficient number, since it is larger than the sum of its proper divisors (557714726).

1115429446 is an equidigital number, since it uses as much as digits as its factorization.

1115429446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557714725.

The product of its digits is 34560, while the sum is 37.

The square root of 1115429446 is about 33398.0455416182. The cubic root of 1115429446 is about 1037.0842411371.

The spelling of 1115429446 in words is "one billion, one hundred fifteen million, four hundred twenty-nine thousand, four hundred forty-six".