72323411 has 2 divisors, whose sum is σ = 72323412. Its totient is φ = 72323410.

The previous prime is 72323387. The next prime is 72323417. The reversal of 72323411 is 11432327.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72323411 - 2⁶ = 72323347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (72323417) 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 as a sum of consecutive naturals, namely, 36161705 + 36161706.

It is an arithmetic number, because the mean of its divisors is an integer number (36161706).

Almost surely, 2^72323411 is an apocalyptic number.

72323411 is a deficient number, since it is larger than the sum of its proper divisors (1).

72323411 is an equidigital number, since it uses as much as digits as its factorization.

72323411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 23.

The square root of 72323411 is about 8504.3171977532. The cubic root of 72323411 is about 416.6387250241.

Adding to 72323411 its reverse (11432327), we get a palindrome (83755738).

The spelling of 72323411 in words is "seventy-two million, three hundred twenty-three thousand, four hundred eleven".