1023173007 has 4 divisors (see below), whose sum is σ = 1364230680. Its totient is φ = 682115336.

The previous prime is 1023172993. The next prime is 1023173029. The reversal of 1023173007 is 7003713201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1023173007 - 2⁴ = 1023172991 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023174007) 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, 170528832 + ... + 170528837.

It is an arithmetic number, because the mean of its divisors is an integer number (341057670).

Almost surely, 2^1023173007 is an apocalyptic number.

1023173007 is a deficient number, since it is larger than the sum of its proper divisors (341057673).

1023173007 is an equidigital number, since it uses as much as digits as its factorization.

1023173007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341057672.

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 1023173007 is about 31987.0756243830. The cubic root of 1023173007 is about 1007.6654267622.

Adding to 1023173007 its reverse (7003713201), we get a palindrome (8026886208).

It can be divided in two parts, 10231 and 73007, that added together give a palindrome (83238).

The spelling of 1023173007 in words is "one billion, twenty-three million, one hundred seventy-three thousand, seven".