1663046102 has 4 divisors (see below), whose sum is σ = 2494569156. Its totient is φ = 831523050.

The previous prime is 1663046089. The next prime is 1663046107. The reversal of 1663046102 is 2016403661.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2016403661 = 4789 ⋅421049.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1663046107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415761524 + ... + 415761527.

It is an arithmetic number, because the mean of its divisors is an integer number (623642289).

Almost surely, 2^1663046102 is an apocalyptic number.

1663046102 is a deficient number, since it is larger than the sum of its proper divisors (831523054).

1663046102 is an equidigital number, since it uses as much as digits as its factorization.

1663046102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831523053.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1663046102 is about 40780.4622582923. The cubic root of 1663046102 is about 1184.7719482573.

Adding to 1663046102 its reverse (2016403661), we get a palindrome (3679449763).

The spelling of 1663046102 in words is "one billion, six hundred sixty-three million, forty-six thousand, one hundred two".