1361308233 has 16 divisors (see below), whose sum is σ = 1892341440. Its totient is φ = 869703744.

The previous prime is 1361308231. The next prime is 1361308237. The reversal of 1361308233 is 3328031631.

It is not a de Polignac number, because 1361308233 - 2¹ = 1361308231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1361308233.

It is not an unprimeable number, because it can be changed into a prime (1361308231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92718 + ... + 106391.

It is an arithmetic number, because the mean of its divisors is an integer number (118271340).

Almost surely, 2^1361308233 is an apocalyptic number.

It is an amenable number.

1361308233 is a deficient number, since it is larger than the sum of its proper divisors (531033207).

1361308233 is a wasteful number, since it uses less digits than its factorization.

1361308233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199208.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 1361308233 is about 36895.9107896797. The cubic root of 1361308233 is about 1108.2867906260.

Adding to 1361308233 its reverse (3328031631), we get a palindrome (4689339864).

The spelling of 1361308233 in words is "one billion, three hundred sixty-one million, three hundred eight thousand, two hundred thirty-three".