1009315545 has 32 divisors (see below), whose sum is σ = 1847193600. Its totient is φ = 461004480.

The previous prime is 1009315543. The next prime is 1009315547. The reversal of 1009315545 is 5455139001.

It is an interprime number because it is at equal distance from previous prime (1009315543) and next prime (1009315547).

It is not a de Polignac number, because 1009315545 - 2¹ = 1009315543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1009315543) 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, 143460 + ... + 150330.

It is an arithmetic number, because the mean of its divisors is an integer number (57724800).

Almost surely, 2^1009315545 is an apocalyptic number.

1009315545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1009315545 is a deficient number, since it is larger than the sum of its proper divisors (837878055).

1009315545 is a wasteful number, since it uses less digits than its factorization.

1009315545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8285.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 1009315545 is about 31769.7268637928. The cubic root of 1009315545 is about 1003.0955891067.

The spelling of 1009315545 in words is "one billion, nine million, three hundred fifteen thousand, five hundred forty-five".