459765389 has 2 divisors, whose sum is σ = 459765390. Its totient is φ = 459765388.

The previous prime is 459765373. The next prime is 459765403. The reversal of 459765389 is 983567954.

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., 371217289 + 88548100 = 19267^2 + 9410^2 .

It is a cyclic number.

It is not a de Polignac number, because 459765389 - 2⁴ = 459765373 is a prime.

It is a super-2 number, since 2×459765389² = 422768425844642642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459765689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229882694 + 229882695.

It is an arithmetic number, because the mean of its divisors is an integer number (229882695).

Almost surely, 2^459765389 is an apocalyptic number.

It is an amenable number.

459765389 is a deficient number, since it is larger than the sum of its proper divisors (1).

459765389 is an equidigital number, since it uses as much as digits as its factorization.

459765389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8164800, while the sum is 56.

The square root of 459765389 is about 21442.1404948293. The cubic root of 459765389 is about 771.8130039407.

The spelling of 459765389 in words is "four hundred fifty-nine million, seven hundred sixty-five thousand, three hundred eighty-nine".