1181125046 has 8 divisors (see below), whose sum is σ = 1772933400. Its totient is φ = 590147248.

The previous prime is 1181125013. The next prime is 1181125051. The reversal of 1181125046 is 6405211811.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204071 + ... + 209778.

It is an arithmetic number, because the mean of its divisors is an integer number (221616675).

Almost surely, 2^1181125046 is an apocalyptic number.

1181125046 is a deficient number, since it is larger than the sum of its proper divisors (591808354).

1181125046 is a wasteful number, since it uses less digits than its factorization.

1181125046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415278.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 1181125046 is about 34367.4998508766. The cubic root of 1181125046 is about 1057.0575349222.

Adding to 1181125046 its reverse (6405211811), we get a palindrome (7586336857).

The spelling of 1181125046 in words is "one billion, one hundred eighty-one million, one hundred twenty-five thousand, forty-six".