1022065313 has 8 divisors (see below), whose sum is σ = 1084659840. Its totient is φ = 959745600.

The previous prime is 1022065277. The next prime is 1022065327. The reversal of 1022065313 is 3135602201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1022065313 - 2⁶ = 1022065249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022067313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61013 + ... + 75938.

It is an arithmetic number, because the mean of its divisors is an integer number (135582480).

Almost surely, 2^1022065313 is an apocalyptic number.

It is an amenable number.

1022065313 is a deficient number, since it is larger than the sum of its proper divisors (62594527).

1022065313 is a wasteful number, since it uses less digits than its factorization.

1022065313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137407.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1022065313 is about 31969.7562236561. The cubic root of 1022065313 is about 1007.3016603289.

Adding to 1022065313 its reverse (3135602201), we get a palindrome (4157667514).

The spelling of 1022065313 in words is "one billion, twenty-two million, sixty-five thousand, three hundred thirteen".