1356223017 has 16 divisors (see below), whose sum is σ = 1826718080. Its totient is φ = 894955392.

The previous prime is 1356223013. The next prime is 1356223027. The reversal of 1356223017 is 7103226531.

It is not a de Polignac number, because 1356223017 - 2² = 1356223013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1356223013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540588 + ... + 543090.

It is an arithmetic number, because the mean of its divisors is an integer number (114169880).

Almost surely, 2^1356223017 is an apocalyptic number.

It is an amenable number.

1356223017 is a deficient number, since it is larger than the sum of its proper divisors (470495063).

1356223017 is a wasteful number, since it uses less digits than its factorization.

1356223017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4272.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 1356223017 is about 36826.9333097395. The cubic root of 1356223017 is about 1106.9050535933.

Adding to 1356223017 its reverse (7103226531), we get a palindrome (8459449548).

The spelling of 1356223017 in words is "one billion, three hundred fifty-six million, two hundred twenty-three thousand, seventeen".