1660465342 has 4 divisors (see below), whose sum is σ = 2490698016. Its totient is φ = 830232670.

The previous prime is 1660465333. The next prime is 1660465363. The reversal of 1660465342 is 2435640661.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415116334 + ... + 415116337.

It is an arithmetic number, because the mean of its divisors is an integer number (622674504).

Almost surely, 2^1660465342 is an apocalyptic number.

1660465342 is a deficient number, since it is larger than the sum of its proper divisors (830232674).

1660465342 is an equidigital number, since it uses as much as digits as its factorization.

1660465342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830232673.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 1660465342 is about 40748.8078598626. The cubic root of 1660465342 is about 1184.1587772328.

The spelling of 1660465342 in words is "one billion, six hundred sixty million, four hundred sixty-five thousand, three hundred forty-two".