1468928393 has 2 divisors, whose sum is σ = 1468928394. Its totient is φ = 1468928392.

The previous prime is 1468928389. The next prime is 1468928413. The reversal of 1468928393 is 3938298641.

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., 940526224 + 528402169 = 30668^2 + 22987^2 .

It is a cyclic number.

It is not a de Polignac number, because 1468928393 - 2² = 1468928389 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 (1468921393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734464196 + 734464197.

It is an arithmetic number, because the mean of its divisors is an integer number (734464197).

Almost surely, 2^1468928393 is an apocalyptic number.

It is an amenable number.

1468928393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1468928393 is an equidigital number, since it uses as much as digits as its factorization.

1468928393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 53.

The square root of 1468928393 is about 38326.6016364613. The cubic root of 1468928393 is about 1136.7550052841.

The spelling of 1468928393 in words is "one billion, four hundred sixty-eight million, nine hundred twenty-eight thousand, three hundred ninety-three".