1125013411 has 4 divisors (see below), whose sum is σ = 1129165024. Its totient is φ = 1120861800.

The previous prime is 1125013399. The next prime is 1125013433. The reversal of 1125013411 is 1143105211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1125013411 - 2²¹ = 1122916259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125013441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2075400 + ... + 2075941.

It is an arithmetic number, because the mean of its divisors is an integer number (282291256).

Almost surely, 2^1125013411 is an apocalyptic number.

1125013411 is a deficient number, since it is larger than the sum of its proper divisors (4151613).

1125013411 is an equidigital number, since it uses as much as digits as its factorization.

1125013411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4151612.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1125013411 is about 33541.2195812854. The cubic root of 1125013411 is about 1040.0460442509.

Adding to 1125013411 its reverse (1143105211), we get a palindrome (2268118622).

The spelling of 1125013411 in words is "one billion, one hundred twenty-five million, thirteen thousand, four hundred eleven".