1468140617 has 2 divisors, whose sum is σ = 1468140618. Its totient is φ = 1468140616.

The previous prime is 1468140607. The next prime is 1468140671. The reversal of 1468140617 is 7160418641.

Together with next prime (1468140671) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1400555776 + 67584841 = 37424^2 + 8221^2 .

It is a cyclic number.

It is not a de Polignac number, because 1468140617 - 2²⁴ = 1451363401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1468140607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734070308 + 734070309.

It is an arithmetic number, because the mean of its divisors is an integer number (734070309).

Almost surely, 2^1468140617 is an apocalyptic number.

It is an amenable number.

1468140617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1468140617 is an equidigital number, since it uses as much as digits as its factorization.

1468140617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 1468140617 is about 38316.3231143073. The cubic root of 1468140617 is about 1136.5517576994.

The spelling of 1468140617 in words is "one billion, four hundred sixty-eight million, one hundred forty thousand, six hundred seventeen".