4278468097 has 2 divisors, whose sum is σ = 4278468098. Its totient is φ = 4278468096.

The previous prime is 4278468071. The next prime is 4278468113. The reversal of 4278468097 is 7908648724.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2701504576 + 1576963521 = 51976^2 + 39711^2 .

It is a cyclic number.

It is not a de Polignac number, because 4278468097 - 2¹⁹ = 4277943809 is a prime.

It is not a weakly prime, because it can be changed into another prime (4278468497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2139234048 + 2139234049.

It is an arithmetic number, because the mean of its divisors is an integer number (2139234049).

Almost surely, 2^4278468097 is an apocalyptic number.

It is an amenable number.

4278468097 is a deficient number, since it is larger than the sum of its proper divisors (1).

4278468097 is an equidigital number, since it uses as much as digits as its factorization.

4278468097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The square root of 4278468097 is about 65409.9999770677. Note that the first 4 decimals coincide. The cubic root of 4278468097 is about 1623.4145447703.

The spelling of 4278468097 in words is "four billion, two hundred seventy-eight million, four hundred sixty-eight thousand, ninety-seven".