1356232133 has 4 divisors (see below), whose sum is σ = 1356331308. Its totient is φ = 1356132960.

The previous prime is 1356232109. The next prime is 1356232147. The reversal of 1356232133 is 3312326531.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 444071329 + 912160804 = 21073^2 + 30202^2 .

It is a cyclic number.

It is not a de Polignac number, because 1356232133 - 2²⁴ = 1339454917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1356232096 and 1356232105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356282133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25016 + ... + 57777.

It is an arithmetic number, because the mean of its divisors is an integer number (339082827).

Almost surely, 2^1356232133 is an apocalyptic number.

It is an amenable number.

1356232133 is a deficient number, since it is larger than the sum of its proper divisors (99175).

1356232133 is an equidigital number, since it uses as much as digits as its factorization.

1356232133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99174.

The product of its digits is 9720, while the sum is 29.

The square root of 1356232133 is about 36827.0570776433. The cubic root of 1356232133 is about 1106.9075336485.

Adding to 1356232133 its reverse (3312326531), we get a palindrome (4668558664).

The spelling of 1356232133 in words is "one billion, three hundred fifty-six million, two hundred thirty-two thousand, one hundred thirty-three".