1045523007436 has 12 divisors (see below), whose sum is σ = 1838952905328. Its totient is φ = 520107891632.

The previous prime is 1045523007421. The next prime is 1045523007439. The reversal of 1045523007436 is 6347003255401.

It is a happy number.

It is a super-2 number, since 2×1045523007436² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1045523007439) 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, 663402136 + ... + 663403711.

It is an arithmetic number, because the mean of its divisors is an integer number (153246075444).

Almost surely, 2^{1045523007436} is an apocalyptic number.

It is an amenable number.

1045523007436 is a deficient number, since it is larger than the sum of its proper divisors (793429897892).

1045523007436 is a wasteful number, since it uses less digits than its factorization.

1045523007436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326806048 (or 1326806046 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 1045523007436 in words is "one trillion, forty-five billion, five hundred twenty-three million, seven thousand, four hundred thirty-six".