4354169321 has 2 divisors, whose sum is σ = 4354169322. Its totient is φ = 4354169320.

The previous prime is 4354169317. The next prime is 4354169341. The reversal of 4354169321 is 1239614534.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3298894096 + 1055275225 = 57436^2 + 32485^2 .

It is a cyclic number.

It is not a de Polignac number, because 4354169321 - 2² = 4354169317 is a prime.

It is not a weakly prime, because it can be changed into another prime (4354169341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2177084660 + 2177084661.

It is an arithmetic number, because the mean of its divisors is an integer number (2177084661).

Almost surely, 2^4354169321 is an apocalyptic number.

It is an amenable number.

4354169321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4354169321 is an equidigital number, since it uses as much as digits as its factorization.

4354169321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 4354169321 is about 65986.1297622462. The cubic root of 4354169321 is about 1632.9332708321.

The spelling of 4354169321 in words is "four billion, three hundred fifty-four million, one hundred sixty-nine thousand, three hundred twenty-one".