1045511506 has 32 divisors (see below), whose sum is σ = 1792264320. Its totient is φ = 453725184.

The previous prime is 1045511477. The next prime is 1045511507. The reversal of 1045511506 is 6051155401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1045511507) 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, 20466 + ... + 50098.

It is an arithmetic number, because the mean of its divisors is an integer number (56008260).

Almost surely, 2^1045511506 is an apocalyptic number.

1045511506 is a deficient number, since it is larger than the sum of its proper divisors (746752814).

1045511506 is a wasteful number, since it uses less digits than its factorization.

1045511506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29730.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 1045511506 is about 32334.3703510676. The cubic root of 1045511506 is about 1014.9460060093.

Adding to 1045511506 its reverse (6051155401), we get a palindrome (7096666907).

The spelling of 1045511506 in words is "one billion, forty-five million, five hundred eleven thousand, five hundred six".