1156460005 has 4 divisors (see below), whose sum is σ = 1387752012. Its totient is φ = 925168000.

The previous prime is 1156459963. The next prime is 1156460027. The reversal of 1156460005 is 5000646511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 628655329 + 527804676 = 25073^2 + 22974^2 .

It is not a de Polignac number, because 1156460005 - 2⁷ = 1156459877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115645996 + ... + 115646005.

It is an arithmetic number, because the mean of its divisors is an integer number (346938003).

Almost surely, 2^1156460005 is an apocalyptic number.

It is an amenable number.

1156460005 is a deficient number, since it is larger than the sum of its proper divisors (231292007).

1156460005 is an equidigital number, since it uses as much as digits as its factorization.

1156460005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231292006.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1156460005 is about 34006.7641065715. The cubic root of 1156460005 is about 1049.6476535079.

The spelling of 1156460005 in words is "one billion, one hundred fifty-six million, four hundred sixty thousand, five".