1000103961 has 8 divisors (see below), whose sum is σ = 1335938944. Its totient is φ = 665502480.

The previous prime is 1000103959. The next prime is 1000103971. The reversal of 1000103961 is 1693010001.

It is a happy number.

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

It is not a de Polignac number, because 1000103961 - 2¹ = 1000103959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000103971) 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, 306481 + ... + 309726.

It is an arithmetic number, because the mean of its divisors is an integer number (166992368).

Almost surely, 2^1000103961 is an apocalyptic number.

It is an amenable number.

1000103961 is a deficient number, since it is larger than the sum of its proper divisors (335834983).

1000103961 is an equidigital number, since it uses as much as digits as its factorization.

1000103961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616751.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 1000103961 is about 31624.4203267032. The cubic root of 1000103961 is about 1000.0346524659.

Adding to 1000103961 its reverse (1693010001), we get a palindrome (2693113962).

The spelling of 1000103961 in words is "one billion, one hundred three thousand, nine hundred sixty-one".