662860963 has 2 divisors, whose sum is σ = 662860964. Its totient is φ = 662860962.

The previous prime is 662860927. The next prime is 662860987. The reversal of 662860963 is 369068266.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 662860963 - 2¹⁷ = 662729891 is a prime.

It is not a weakly prime, because it can be changed into another prime (662860063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331430481 + 331430482.

It is an arithmetic number, because the mean of its divisors is an integer number (331430482).

Almost surely, 2^662860963 is an apocalyptic number.

662860963 is a deficient number, since it is larger than the sum of its proper divisors (1).

662860963 is an equidigital number, since it uses as much as digits as its factorization.

662860963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 662860963 is about 25746.0863627853. The cubic root of 662860963 is about 871.9149973780.

The spelling of 662860963 in words is "six hundred sixty-two million, eight hundred sixty thousand, nine hundred sixty-three".