13542433 has 2 divisors, whose sum is σ = 13542434. Its totient is φ = 13542432.

The previous prime is 13542413. The next prime is 13542437. The reversal of 13542433 is 33424531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13454224 + 88209 = 3668^2 + 297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13542433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13542398 and 13542407.

It is not a weakly prime, because it can be changed into another prime (13542437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6771216 + 6771217.

It is an arithmetic number, because the mean of its divisors is an integer number (6771217).

Almost surely, 2^13542433 is an apocalyptic number.

It is an amenable number.

13542433 is a deficient number, since it is larger than the sum of its proper divisors (1).

13542433 is an equidigital number, since it uses as much as digits as its factorization.

13542433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 25.

The square root of 13542433 is about 3680.0044836929. The cubic root of 13542433 is about 238.3593716424.

Adding to 13542433 its reverse (33424531), we get a palindrome (46966964).

The spelling of 13542433 in words is "thirteen million, five hundred forty-two thousand, four hundred thirty-three".