64192133 has 2 divisors, whose sum is σ = 64192134. Its totient is φ = 64192132.

The previous prime is 64192123. The next prime is 64192147. The reversal of 64192133 is 33129146.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33200644 + 30991489 = 5762^2 + 5567^2 .

It is a cyclic number.

It is not a de Polignac number, because 64192133 - 2¹⁸ = 63929989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64192096 and 64192105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64192123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32096066 + 32096067.

It is an arithmetic number, because the mean of its divisors is an integer number (32096067).

Almost surely, 2^64192133 is an apocalyptic number.

It is an amenable number.

64192133 is a deficient number, since it is larger than the sum of its proper divisors (1).

64192133 is an equidigital number, since it uses as much as digits as its factorization.

64192133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 29.

The square root of 64192133 is about 8011.9993135297. Note that the first 3 decimals coincide. The cubic root of 64192133 is about 400.3998771957.

The spelling of 64192133 in words is "sixty-four million, one hundred ninety-two thousand, one hundred thirty-three".