1356242213 has 8 divisors (see below), whose sum is σ = 1379332800. Its totient is φ = 1333262560.

The previous prime is 1356242203. The next prime is 1356242221. The reversal of 1356242213 is 3122426531.

It is a happy number.

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 1356242213 - 2⁴ = 1356242197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356242203) 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, 2888 + ... + 52161.

It is an arithmetic number, because the mean of its divisors is an integer number (172416600).

Almost surely, 2^1356242213 is an apocalyptic number.

It is an amenable number.

1356242213 is a deficient number, since it is larger than the sum of its proper divisors (23090587).

1356242213 is an equidigital number, since it uses as much as digits as its factorization.

1356242213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55467.

The product of its digits is 8640, while the sum is 29.

The square root of 1356242213 is about 36827.1939332879. The cubic root of 1356242213 is about 1106.9102759520.

Adding to 1356242213 its reverse (3122426531), we get a palindrome (4478668744).

The spelling of 1356242213 in words is "one billion, three hundred fifty-six million, two hundred forty-two thousand, two hundred thirteen".