1934340899 has 2 divisors, whose sum is σ = 1934340900. Its totient is φ = 1934340898.

The previous prime is 1934340851. The next prime is 1934340907. The reversal of 1934340899 is 9980434391.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1934340899 - 2²⁸ = 1665905443 is a prime.

It is not a weakly prime, because it can be changed into another prime (1934340829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 967170449 + 967170450.

It is an arithmetic number, because the mean of its divisors is an integer number (967170450).

Almost surely, 2^1934340899 is an apocalyptic number.

1934340899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1934340899 is an equidigital number, since it uses as much as digits as its factorization.

1934340899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 1934340899 is about 43981.1425385926. The cubic root of 1934340899 is about 1245.9798094354.

The spelling of 1934340899 in words is "one billion, nine hundred thirty-four million, three hundred forty thousand, eight hundred ninety-nine".