1047429886 has 8 divisors (see below), whose sum is σ = 1573823160. Its totient is φ = 522822168.

The previous prime is 1047429869. The next prime is 1047429899. The reversal of 1047429886 is 6889247401.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444921 + ... + 447268.

It is an arithmetic number, because the mean of its divisors is an integer number (196727895).

Almost surely, 2^1047429886 is an apocalyptic number.

1047429886 is a deficient number, since it is larger than the sum of its proper divisors (526393274).

1047429886 is an equidigital number, since it uses as much as digits as its factorization.

1047429886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892778.

The product of its (nonzero) digits is 774144, while the sum is 49.

The square root of 1047429886 is about 32364.0214744707. The cubic root of 1047429886 is about 1015.5663921254.

The spelling of 1047429886 in words is "one billion, forty-seven million, four hundred twenty-nine thousand, eight hundred eighty-six".