1047265506 has 48 divisors (see below), whose sum is σ = 2595775104. Its totient is φ = 298924992.

The previous prime is 1047265493. The next prime is 1047265511. The reversal of 1047265506 is 6055627401.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146835 + ... + 153801.

It is an arithmetic number, because the mean of its divisors is an integer number (54078648).

Almost surely, 2^1047265506 is an apocalyptic number.

1047265506 is an abundant number, since it is smaller than the sum of its proper divisors (1548509598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1047265506 is a wasteful number, since it uses less digits than its factorization.

1047265506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8175 (or 8172 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 1047265506 is about 32361.4818263935. The cubic root of 1047265506 is about 1015.5132628613.

The spelling of 1047265506 in words is "one billion, forty-seven million, two hundred sixty-five thousand, five hundred six".