1001207045 has 16 divisors (see below), whose sum is σ = 1220183040. Its totient is φ = 788517504.

The previous prime is 1001207029. The next prime is 1001207059. The reversal of 1001207045 is 5407021001.

It is a cyclic number.

It is not a de Polignac number, because 1001207045 - 2⁴ = 1001207029 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219296 + ... + 223814.

It is an arithmetic number, because the mean of its divisors is an integer number (76261440).

Almost surely, 2^1001207045 is an apocalyptic number.

It is an amenable number.

1001207045 is a deficient number, since it is larger than the sum of its proper divisors (218975995).

1001207045 is an equidigital number, since it uses as much as digits as its factorization.

1001207045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5204.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 1001207045 is about 31641.8559032178. The cubic root of 1001207045 is about 1000.4021865576.

Adding to 1001207045 its reverse (5407021001), we get a palindrome (6408228046).

The spelling of 1001207045 in words is "one billion, one million, two hundred seven thousand, forty-five".