1003379649 has 8 divisors (see below), whose sum is σ = 1338272832. Its totient is φ = 668703120.

The previous prime is 1003379633. The next prime is 1003379687. The reversal of 1003379649 is 9469733001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1003379649 - 2⁴ = 1003379633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1003379649.

It is not an unprimeable number, because it can be changed into a prime (1003379549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43029 + ... + 62114.

It is an arithmetic number, because the mean of its divisors is an integer number (167284104).

Almost surely, 2^1003379649 is an apocalyptic number.

It is an amenable number.

1003379649 is a deficient number, since it is larger than the sum of its proper divisors (334893183).

1003379649 is a wasteful number, since it uses less digits than its factorization.

1003379649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108327.

The product of its (nonzero) digits is 122472, while the sum is 42.

The square root of 1003379649 is about 31676.1684709499. The cubic root of 1003379649 is about 1001.1252829300.

The spelling of 1003379649 in words is "one billion, three million, three hundred seventy-nine thousand, six hundred forty-nine".