1047531006 has 24 divisors (see below), whose sum is σ = 2275083720. Its totient is φ = 348341136.

The previous prime is 1047530999. The next prime is 1047531019. The reversal of 1047531006 is 6001357401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61905 + ... + 76988.

It is an arithmetic number, because the mean of its divisors is an integer number (94795155).

Almost surely, 2^1047531006 is an apocalyptic number.

1047531006 is an abundant number, since it is smaller than the sum of its proper divisors (1227552714).

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

1047531006 is a wasteful number, since it uses less digits than its factorization.

1047531006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139320 (or 139317 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 1047531006 is about 32365.5836653690. The cubic root of 1047531006 is about 1015.5990723619.

Adding to 1047531006 its reverse (6001357401), we get a palindrome (7048888407).

The spelling of 1047531006 in words is "one billion, forty-seven million, five hundred thirty-one thousand, six".