1130203001 has 4 divisors (see below), whose sum is σ = 1133884752. Its totient is φ = 1126521252.

The previous prime is 1130202979. The next prime is 1130203021. The reversal of 1130203001 is 1003020311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1003020311 = 28933 ⋅34667.

It is a cyclic number.

It is not a de Polignac number, because 1130203001 - 2³⁰ = 56461177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130203021) 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 3 ways as a sum of consecutive naturals, for example, 1840415 + ... + 1841028.

It is an arithmetic number, because the mean of its divisors is an integer number (283471188).

Almost surely, 2^1130203001 is an apocalyptic number.

It is an amenable number.

1130203001 is a deficient number, since it is larger than the sum of its proper divisors (3681751).

1130203001 is an equidigital number, since it uses as much as digits as its factorization.

1130203001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681750.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1130203001 is about 33618.4919501158. The cubic root of 1130203001 is about 1041.6428058051.

Adding to 1130203001 its reverse (1003020311), we get a palindrome (2133223312).

The spelling of 1130203001 in words is "one billion, one hundred thirty million, two hundred three thousand, one".