662315141 has 2 divisors, whose sum is σ = 662315142. Its totient is φ = 662315140.

The previous prime is 662315131. The next prime is 662315201. The reversal of 662315141 is 141513266.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438693025 + 223622116 = 20945^2 + 14954^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-662315141 is a prime.

It is a super-2 number, since 2×662315141² = 877322691995699762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662315131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331157570 + 331157571.

It is an arithmetic number, because the mean of its divisors is an integer number (331157571).

Almost surely, 2^662315141 is an apocalyptic number.

It is an amenable number.

662315141 is a deficient number, since it is larger than the sum of its proper divisors (1).

662315141 is an equidigital number, since it uses as much as digits as its factorization.

662315141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 662315141 is about 25735.4840832653. The cubic root of 662315141 is about 871.6756102863.

The spelling of 662315141 in words is "six hundred sixty-two million, three hundred fifteen thousand, one hundred forty-one".