1002232313 has 2 divisors, whose sum is σ = 1002232314. Its totient is φ = 1002232312.

The previous prime is 1002232307. The next prime is 1002232327. The reversal of 1002232313 is 3132322001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 976750009 + 25482304 = 31253^2 + 5048^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002232313 - 2¹⁸ = 1001970169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002232291 and 1002232300.

It is not a weakly prime, because it can be changed into another prime (1002231313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501116156 + 501116157.

It is an arithmetic number, because the mean of its divisors is an integer number (501116157).

Almost surely, 2^1002232313 is an apocalyptic number.

It is an amenable number.

1002232313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002232313 is an equidigital number, since it uses as much as digits as its factorization.

1002232313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1002232313 is about 31658.0528933793. The cubic root of 1002232313 is about 1000.7435513277.

Adding to 1002232313 its reverse (3132322001), we get a palindrome (4134554314).

The spelling of 1002232313 in words is "one billion, two million, two hundred thirty-two thousand, three hundred thirteen".