1009023601 has 4 divisors (see below), whose sum is σ = 1009436400. Its totient is φ = 1008610804.

The previous prime is 1009023569. The next prime is 1009023637. The reversal of 1009023601 is 1063209001.

1009023601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1063209001 = 83 ⋅12809747.

It is a cyclic number.

It is not a de Polignac number, because 1009023601 - 2⁵ = 1009023569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1009023641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202711 + ... + 207628.

It is an arithmetic number, because the mean of its divisors is an integer number (252359100).

Almost surely, 2^1009023601 is an apocalyptic number.

It is an amenable number.

1009023601 is a deficient number, since it is larger than the sum of its proper divisors (412799).

1009023601 is an equidigital number, since it uses as much as digits as its factorization.

1009023601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412798.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1009023601 is about 31765.1318429501. The cubic root of 1009023601 is about 1002.9988648200.

The spelling of 1009023601 in words is "one billion, nine million, twenty-three thousand, six hundred one".