1125103413 has 8 divisors (see below), whose sum is σ = 1714443328. Its totient is φ = 642916224.

The previous prime is 1125103387. The next prime is 1125103433. The reversal of 1125103413 is 3143015211.

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

It is not a de Polignac number, because 1125103413 - 2⁶ = 1125103349 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 53576353 = 1125103413 / (1 + 1 + 2 + 5 + 1 + 0 + 3 + 4 + 1 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1125103413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125103433) 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 7 ways as a sum of consecutive naturals, for example, 26788156 + ... + 26788197.

It is an arithmetic number, because the mean of its divisors is an integer number (214305416).

Almost surely, 2^1125103413 is an apocalyptic number.

It is an amenable number.

1125103413 is a deficient number, since it is larger than the sum of its proper divisors (589339915).

1125103413 is an equidigital number, since it uses as much as digits as its factorization.

1125103413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53576363.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1125103413 is about 33542.5612170568. The cubic root of 1125103413 is about 1040.0737783582.

Adding to 1125103413 its reverse (3143015211), we get a palindrome (4268118624).

The spelling of 1125103413 in words is "one billion, one hundred twenty-five million, one hundred three thousand, four hundred thirteen".