1045120436 has 12 divisors (see below), whose sum is σ = 1829804928. Its totient is φ = 522319032.

The previous prime is 1045120429. The next prime is 1045120477. The reversal of 1045120436 is 6340215401.

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, 50366 + ... + 68021.

It is an arithmetic number, because the mean of its divisors is an integer number (152483744).

Almost surely, 2^1045120436 is an apocalyptic number.

It is an amenable number.

1045120436 is a deficient number, since it is larger than the sum of its proper divisors (784684492).

1045120436 is a wasteful number, since it uses less digits than its factorization.

1045120436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120598 (or 120596 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1045120436 is about 32328.3225051966. The cubic root of 1045120436 is about 1014.8194445349.

Adding to 1045120436 its reverse (6340215401), we get a palindrome (7385335837).

The spelling of 1045120436 in words is "one billion, forty-five million, one hundred twenty thousand, four hundred thirty-six".