1232650005 has 32 divisors (see below), whose sum is σ = 2029017600. Its totient is φ = 638548992.

The previous prime is 1232649967. The next prime is 1232650009. The reversal of 1232650005 is 5000562321.

It is not a de Polignac number, because 1232650005 - 2²⁷ = 1098432277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232650009) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 397501 + ... + 400589.

It is an arithmetic number, because the mean of its divisors is an integer number (63406800).

Almost surely, 2^1232650005 is an apocalyptic number.

1232650005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1232650005 is a deficient number, since it is larger than the sum of its proper divisors (796367595).

1232650005 is a wasteful number, since it uses less digits than its factorization.

1232650005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1232650005 is about 35109.1156966392. The cubic root of 1232650005 is about 1072.2101824479.

The spelling of 1232650005 in words is "one billion, two hundred thirty-two million, six hundred fifty thousand, five".