1004005235145 has 32 divisors (see below), whose sum is σ = 1757410038144. Its totient is φ = 485411379200.

The previous prime is 1004005235131. The next prime is 1004005235147. The reversal of 1004005235145 is 5415325004001.

It is not a de Polignac number, because 1004005235145 - 2⁵ = 1004005235113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004005235147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8560566 + ... + 8677055.

It is an arithmetic number, because the mean of its divisors is an integer number (54919063692).

Almost surely, 2^{1004005235145} is an apocalyptic number.

1004005235145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1004005235145 is a deficient number, since it is larger than the sum of its proper divisors (753404802999).

1004005235145 is a wasteful number, since it uses less digits than its factorization.

1004005235145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17237993.

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 1004005235145 in words is "one trillion, four billion, five million, two hundred thirty-five thousand, one hundred forty-five".