463666387 has 2 divisors, whose sum is σ = 463666388. Its totient is φ = 463666386.

The previous prime is 463666363. The next prime is 463666391. The reversal of 463666387 is 783666364.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 463666387 - 2¹¹ = 463664339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 463666387.

It is not a weakly prime, because it can be changed into another prime (463666337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231833193 + 231833194.

It is an arithmetic number, because the mean of its divisors is an integer number (231833194).

Almost surely, 2^463666387 is an apocalyptic number.

463666387 is a deficient number, since it is larger than the sum of its proper divisors (1).

463666387 is an equidigital number, since it uses as much as digits as its factorization.

463666387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 49.

The square root of 463666387 is about 21532.9140387454. The cubic root of 463666387 is about 773.9897412880.

The spelling of 463666387 in words is "four hundred sixty-three million, six hundred sixty-six thousand, three hundred eighty-seven".