1046538945 has 48 divisors (see below), whose sum is σ = 1861434432. Its totient is φ = 543634560.

The previous prime is 1046538929. The next prime is 1046538953. The reversal of 1046538945 is 5498356401.

1046538945 is a `hidden beast` number, since 104 + 6 + 538 + 9 + 4 + 5 = 666.

1046538945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1046538945 - 2⁴ = 1046538929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1046538945.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1077310 + ... + 1078280.

It is an arithmetic number, because the mean of its divisors is an integer number (38779884).

Almost surely, 2^1046538945 is an apocalyptic number.

1046538945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1046538945 is a deficient number, since it is larger than the sum of its proper divisors (814895487).

1046538945 is a wasteful number, since it uses less digits than its factorization.

1046538945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 1046538945 is about 32350.2541721081. The cubic root of 1046538945 is about 1015.2783644451.

The spelling of 1046538945 in words is "one billion, forty-six million, five hundred thirty-eight thousand, nine hundred forty-five".