654032263 has 2 divisors, whose sum is σ = 654032264. Its totient is φ = 654032262.

The previous prime is 654032251. The next prime is 654032293. The reversal of 654032263 is 362230456.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654032263 - 2¹³ = 654024071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654032293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327016131 + 327016132.

It is an arithmetic number, because the mean of its divisors is an integer number (327016132).

Almost surely, 2^654032263 is an apocalyptic number.

654032263 is a deficient number, since it is larger than the sum of its proper divisors (1).

654032263 is an equidigital number, since it uses as much as digits as its factorization.

654032263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 654032263 is about 25574.0544888760. The cubic root of 654032263 is about 868.0266468598.

The spelling of 654032263 in words is "six hundred fifty-four million, thirty-two thousand, two hundred sixty-three".