1078958 has 4 divisors (see below), whose sum is σ = 1618440. Its totient is φ = 539478.

The previous prime is 1078951. The next prime is 1078967. The reversal of 1078958 is 8598701.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269738 + ... + 269741.

It is an arithmetic number, because the mean of its divisors is an integer number (404610).

2^1078958 is an apocalyptic number.

1078958 is a deficient number, since it is larger than the sum of its proper divisors (539482).

1078958 is an equidigital number, since it uses as much as digits as its factorization.

1078958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539481.

The product of its (nonzero) digits is 20160, while the sum is 38.

The square root of 1078958 is about 1038.7290310760. The cubic root of 1078958 is about 102.5655499806.

The spelling of 1078958 in words is "one million, seventy-eight thousand, nine hundred fifty-eight".