1000381341 has 4 divisors (see below), whose sum is σ = 1333841792. Its totient is φ = 666920892.

The previous prime is 1000381313. The next prime is 1000381373. The reversal of 1000381341 is 1431830001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1000381341 - 2¹³ = 1000373149 is a prime.

It is a super-3 number, since 3×1000381341³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000381391) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 166730221 + ... + 166730226.

It is an arithmetic number, because the mean of its divisors is an integer number (333460448).

Almost surely, 2^1000381341 is an apocalyptic number.

It is an amenable number.

1000381341 is a deficient number, since it is larger than the sum of its proper divisors (333460451).

1000381341 is an equidigital number, since it uses as much as digits as its factorization.

1000381341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333460450.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1000381341 is about 31628.8055575926. The cubic root of 1000381341 is about 1000.1270975122.

The spelling of 1000381341 in words is "one billion, three hundred eighty-one thousand, three hundred forty-one".