662141239 has 2 divisors, whose sum is σ = 662141240. Its totient is φ = 662141238.

The previous prime is 662141213. The next prime is 662141269. The reversal of 662141239 is 932141266.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 662141239 - 2⁷ = 662141111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662141209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331070619 + 331070620.

It is an arithmetic number, because the mean of its divisors is an integer number (331070620).

Almost surely, 2^662141239 is an apocalyptic number.

662141239 is a deficient number, since it is larger than the sum of its proper divisors (1).

662141239 is an equidigital number, since it uses as much as digits as its factorization.

662141239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 34.

The square root of 662141239 is about 25732.1052189672. The cubic root of 662141239 is about 871.5993125686.

The spelling of 662141239 in words is "six hundred sixty-two million, one hundred forty-one thousand, two hundred thirty-nine".