650452723 has 2 divisors, whose sum is σ = 650452724. Its totient is φ = 650452722.

The previous prime is 650452717. The next prime is 650452739. The reversal of 650452723 is 327254056.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650452723 is a prime.

It is a super-2 number, since 2×650452723² = 846177489716229458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (650452753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325226361 + 325226362.

It is an arithmetic number, because the mean of its divisors is an integer number (325226362).

Almost surely, 2^650452723 is an apocalyptic number.

650452723 is a deficient number, since it is larger than the sum of its proper divisors (1).

650452723 is an equidigital number, since it uses as much as digits as its factorization.

650452723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 650452723 is about 25503.9746510225. The cubic root of 650452723 is about 866.4401696251.

The spelling of 650452723 in words is "six hundred fifty million, four hundred fifty-two thousand, seven hundred twenty-three".