1934889233 has 2 divisors, whose sum is σ = 1934889234. Its totient is φ = 1934889232.

The previous prime is 1934889217. The next prime is 1934889311. The reversal of 1934889233 is 3329884391.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1853474704 + 81414529 = 43052^2 + 9023^2 .

It is a cyclic number.

It is not a de Polignac number, because 1934889233 - 2⁴ = 1934889217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1934289233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 967444616 + 967444617.

It is an arithmetic number, because the mean of its divisors is an integer number (967444617).

Almost surely, 2^1934889233 is an apocalyptic number.

It is an amenable number.

1934889233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1934889233 is an equidigital number, since it uses as much as digits as its factorization.

1934889233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 50.

The square root of 1934889233 is about 43987.3758367102. The cubic root of 1934889233 is about 1246.0975323155.

The spelling of 1934889233 in words is "one billion, nine hundred thirty-four million, eight hundred eighty-nine thousand, two hundred thirty-three".