1047164811 has 16 divisors (see below), whose sum is σ = 1740741888. Its totient is φ = 543981600.

The previous prime is 1047164801. The next prime is 1047164851. The reversal of 1047164811 is 1184617401.

It is not a de Polignac number, because 1047164811 - 2¹¹ = 1047162763 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1047164801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2266360 + ... + 2266821.

It is an arithmetic number, because the mean of its divisors is an integer number (108796368).

Almost surely, 2^1047164811 is an apocalyptic number.

1047164811 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1047164811 is a deficient number, since it is larger than the sum of its proper divisors (693577077).

1047164811 is a wasteful number, since it uses less digits than its factorization.

1047164811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4533202.

The product of its (nonzero) digits is 5376, while the sum is 33.

The square root of 1047164811 is about 32359.9260042417. The cubic root of 1047164811 is about 1015.4807144817.

The spelling of 1047164811 in words is "one billion, forty-seven million, one hundred sixty-four thousand, eight hundred eleven".