1001347146 has 12 divisors (see below), whose sum is σ = 2169585522. Its totient is φ = 333782376.

The previous prime is 1001347133. The next prime is 1001347157. The reversal of 1001347146 is 6417431001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 671379921 + 329967225 = 25911^2 + 18165^2 .

It is a super-2 number, since 2×1001347146² = 2005392213604690632, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27815181 + ... + 27815216.

Almost surely, 2^1001347146 is an apocalyptic number.

1001347146 is an abundant number, since it is smaller than the sum of its proper divisors (1168238376).

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

1001347146 is a wasteful number, since it uses less digits than its factorization.

1001347146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55630405 (or 55630402 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1001347146 is about 31644.0696813795. The cubic root of 1001347146 is about 1000.4488471727.

Adding to 1001347146 its reverse (6417431001), we get a palindrome (7418778147).

The spelling of 1001347146 in words is "one billion, one million, three hundred forty-seven thousand, one hundred forty-six".