1204923319 has 2 divisors, whose sum is σ = 1204923320. Its totient is φ = 1204923318.

The previous prime is 1204923299. The next prime is 1204923371. The reversal of 1204923319 is 9133294021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1204923319 - 2¹⁵ = 1204890551 is a prime.

It is a super-2 number, since 2×1204923319² = 2903680409339951522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204923119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602461659 + 602461660.

It is an arithmetic number, because the mean of its divisors is an integer number (602461660).

Almost surely, 2^1204923319 is an apocalyptic number.

1204923319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204923319 is an equidigital number, since it uses as much as digits as its factorization.

1204923319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1204923319 is about 34712.0054015898. The cubic root of 1204923319 is about 1064.1098659682.

The spelling of 1204923319 in words is "one billion, two hundred four million, nine hundred twenty-three thousand, three hundred nineteen".