1125001104 has 80 divisors (see below), whose sum is σ = 2938478592. Its totient is φ = 370871424.

The previous prime is 1125001081. The next prime is 1125001109. The reversal of 1125001104 is 4011005211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1125001109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2429577 + ... + 2430039.

Almost surely, 2^1125001104 is an apocalyptic number.

It is an amenable number.

1125001104 is an abundant number, since it is smaller than the sum of its proper divisors (1813477488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125001104 is a wasteful number, since it uses less digits than its factorization.

1125001104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1125001104 is about 33541.0361199531. The cubic root of 1125001104 is about 1040.0422517351.

Adding to 1125001104 its reverse (4011005211), we get a palindrome (5136006315).

The spelling of 1125001104 in words is "one billion, one hundred twenty-five million, one thousand, one hundred four".