1301100003 has 24 divisors (see below), whose sum is σ = 2227400448. Its totient is φ = 743484744.

The previous prime is 1301099983. The next prime is 1301100011. The reversal of 1301100003 is 3000011031.

It is not a de Polignac number, because 1301100003 - 2¹³ = 1301091811 is a prime.

It is a super-2 number, since 2×1301100003² = 3385722435613200018, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1301100023) 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 23 ways as a sum of consecutive naturals, for example, 380751 + ... + 384152.

It is an arithmetic number, because the mean of its divisors is an integer number (92808352).

Almost surely, 2^1301100003 is an apocalyptic number.

1301100003 is a deficient number, since it is larger than the sum of its proper divisors (926300445).

1301100003 is an frugal number, since it uses more digits than its factorization.

1301100003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764925 (or 764913 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

The square root of 1301100003 is about 36070.7638261238. The cubic root of 1301100003 is about 1091.7006258793.

Adding to 1301100003 its reverse (3000011031), we get a palindrome (4301111034).

The spelling of 1301100003 in words is "one billion, three hundred one million, one hundred thousand, three".