1045240005 has 8 divisors (see below), whose sum is σ = 1672384032. Its totient is φ = 557461328.

The previous prime is 1045239997. The next prime is 1045240013. The reversal of 1045240005 is 5000425401.

1045240005 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1045239997) and next prime (1045240013).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1045240005 - 2³ = 1045239997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34841319 + ... + 34841348.

It is an arithmetic number, because the mean of its divisors is an integer number (209048004).

Almost surely, 2^1045240005 is an apocalyptic number.

1045240005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1045240005 is a deficient number, since it is larger than the sum of its proper divisors (627144027).

1045240005 is an equidigital number, since it uses as much as digits as its factorization.

1045240005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69682675.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1045240005 is about 32330.1717440536. The cubic root of 1045240005 is about 1014.8581438449.

Adding to 1045240005 its reverse (5000425401), we get a palindrome (6045665406).

The spelling of 1045240005 in words is "one billion, forty-five million, two hundred forty thousand, five".