1864730099 has 2 divisors, whose sum is σ = 1864730100. Its totient is φ = 1864730098.

The previous prime is 1864730057. The next prime is 1864730113. The reversal of 1864730099 is 9900374681.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1864730099 - 2¹⁶ = 1864664563 is a prime.

It is not a weakly prime, because it can be changed into another prime (1864730009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 932365049 + 932365050.

It is an arithmetic number, because the mean of its divisors is an integer number (932365050).

Almost surely, 2^1864730099 is an apocalyptic number.

1864730099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1864730099 is an equidigital number, since it uses as much as digits as its factorization.

1864730099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 1864730099 is about 43182.5207578252. The cubic root of 1864730099 is about 1230.8505582780.

The spelling of 1864730099 in words is "one billion, eight hundred sixty-four million, seven hundred thirty thousand, ninety-nine".