1073439867 has 8 divisors (see below), whose sum is σ = 1439161360. Its totient is φ = 711672480.

The previous prime is 1073439863. The next prime is 1073439869. The reversal of 1073439867 is 7689343701.

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

It is not a de Polignac number, because 1073439867 - 2² = 1073439863 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1073439863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 987892 + ... + 988977.

It is an arithmetic number, because the mean of its divisors is an integer number (179895170).

Almost surely, 2^1073439867 is an apocalyptic number.

1073439867 is a deficient number, since it is larger than the sum of its proper divisors (365721493).

1073439867 is a wasteful number, since it uses less digits than its factorization.

1073439867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977053.

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 1073439867 is about 32763.3921778561. The cubic root of 1073439867 is about 1023.9040014554.

The spelling of 1073439867 in words is "one billion, seventy-three million, four hundred thirty-nine thousand, eight hundred sixty-seven".