1000358249 has 4 divisors (see below), whose sum is σ = 1091299920. Its totient is φ = 909416580.

The previous prime is 1000358213. The next prime is 1000358257. The reversal of 1000358249 is 9428530001.

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 a cyclic number.

It is not a de Polignac number, because 1000358249 - 2²⁰ = 999309673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000358269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45470819 + ... + 45470840.

It is an arithmetic number, because the mean of its divisors is an integer number (272824980).

Almost surely, 2^1000358249 is an apocalyptic number.

It is an amenable number.

1000358249 is a deficient number, since it is larger than the sum of its proper divisors (90941671).

1000358249 is an equidigital number, since it uses as much as digits as its factorization.

1000358249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90941670.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 1000358249 is about 31628.4405085044. The cubic root of 1000358249 is about 1000.1194020759.

The spelling of 1000358249 in words is "one billion, three hundred fifty-eight thousand, two hundred forty-nine".