1468927909 has 2 divisors, whose sum is σ = 1468927910. Its totient is φ = 1468927908.

The previous prime is 1468927883. The next prime is 1468927919. The reversal of 1468927909 is 9097298641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 837813025 + 631114884 = 28945^2 + 25122^2 .

It is a cyclic number.

It is not a de Polignac number, because 1468927909 - 2⁵ = 1468927877 is a prime.

It is a super-2 number, since 2×1468927909² = 4315498403678224562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1468927909.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1468927919) 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, 734463954 + 734463955.

It is an arithmetic number, because the mean of its divisors is an integer number (734463955).

Almost surely, 2^1468927909 is an apocalyptic number.

It is an amenable number.

1468927909 is a deficient number, since it is larger than the sum of its proper divisors (1).

1468927909 is an equidigital number, since it uses as much as digits as its factorization.

1468927909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 55.

The square root of 1468927909 is about 38326.5953223085. The cubic root of 1468927909 is about 1136.7548804335.

The spelling of 1468927909 in words is "one billion, four hundred sixty-eight million, nine hundred twenty-seven thousand, nine hundred nine".