1012029478 has 8 divisors (see below), whose sum is σ = 1543773960. Its totient is φ = 497438160.

The previous prime is 1012029449. The next prime is 1012029479. The reversal of 1012029478 is 8749202101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012029479) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 4288143 + ... + 4288378.

It is an arithmetic number, because the mean of its divisors is an integer number (192971745).

Almost surely, 2^1012029478 is an apocalyptic number.

1012029478 is a deficient number, since it is larger than the sum of its proper divisors (531744482).

1012029478 is an equidigital number, since it uses as much as digits as its factorization.

1012029478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8576582.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 1012029478 is about 31812.4107542952. The cubic root of 1012029478 is about 1003.9938538959.

The spelling of 1012029478 in words is "one billion, twelve million, twenty-nine thousand, four hundred seventy-eight".