1044135045 has 24 divisors (see below), whose sum is σ = 1813500000. Its totient is φ = 555744096.

The previous prime is 1044135013. The next prime is 1044135047. The reversal of 1044135045 is 5405314401.

It is a happy number.

It is not a de Polignac number, because 1044135045 - 2⁵ = 1044135013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044135047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 795 + ... + 45704.

It is an arithmetic number, because the mean of its divisors is an integer number (75562500).

Almost surely, 2^1044135045 is an apocalyptic number.

1044135045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1044135045 is a deficient number, since it is larger than the sum of its proper divisors (769364955).

1044135045 is a wasteful number, since it uses less digits than its factorization.

1044135045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47009 (or 47006 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1044135045 is about 32313.0785441437. The cubic root of 1044135045 is about 1014.5004036670.

Adding to 1044135045 its reverse (5405314401), we get a palindrome (6449449446).

The spelling of 1044135045 in words is "one billion, forty-four million, one hundred thirty-five thousand, forty-five".