1031601103 has 8 divisors (see below), whose sum is σ = 1126603296. Its totient is φ = 938834400.

The previous prime is 1031601097. The next prime is 1031601113. The reversal of 1031601103 is 3011061301.

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

It is a cyclic number.

It is not a de Polignac number, because 1031601103 - 2⁵ = 1031601071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031601113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557908 + ... + 559753.

It is an arithmetic number, because the mean of its divisors is an integer number (140825412).

Almost surely, 2^1031601103 is an apocalyptic number.

1031601103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1031601103 is a deficient number, since it is larger than the sum of its proper divisors (95002193).

1031601103 is a wasteful number, since it uses less digits than its factorization.

1031601103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117745.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1031601103 is about 32118.5476477377. The cubic root of 1031601103 is about 1010.4246500443.

Adding to 1031601103 its reverse (3011061301), we get a palindrome (4042662404).

The spelling of 1031601103 in words is "one billion, thirty-one million, six hundred one thousand, one hundred three".