662141023 has 2 divisors, whose sum is σ = 662141024. Its totient is φ = 662141022.

The previous prime is 662141017. The next prime is 662141027. The reversal of 662141023 is 320141266.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-662141023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662141027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331070511 + 331070512.

It is an arithmetic number, because the mean of its divisors is an integer number (331070512).

Almost surely, 2^662141023 is an apocalyptic number.

662141023 is a deficient number, since it is larger than the sum of its proper divisors (1).

662141023 is an equidigital number, since it uses as much as digits as its factorization.

662141023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 662141023 is about 25732.1010218754. The cubic root of 662141023 is about 871.5992177925.

Adding to 662141023 its reverse (320141266), we get a palindrome (982282289).

The spelling of 662141023 in words is "six hundred sixty-two million, one hundred forty-one thousand, twenty-three".