1030158 has 20 divisors (see below), whose sum is σ = 2308680. Its totient is φ = 343332.

The previous prime is 1030157. The next prime is 1030181. The reversal of 1030158 is 8510301.

It is a happy number.

It is a super-2 number, since 2×1030158² = 2122451009928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1030158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030153) 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 in 9 ways as a sum of consecutive naturals, for example, 3018 + ... + 3341.

It is an arithmetic number, because the mean of its divisors is an integer number (115434).

2^1030158 is an apocalyptic number.

1030158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1030158 is an abundant number, since it is smaller than the sum of its proper divisors (1278522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1030158 is an equidigital number, since it uses as much as digits as its factorization.

1030158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6373 (or 6364 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1030158 is about 1014.9669945373. The cubic root of 1030158 is about 100.9953270393.

Adding to 1030158 its reverse (8510301), we get a palindrome (9540459).

The spelling of 1030158 in words is "one million, thirty thousand, one hundred fifty-eight".