1663130632131 has 6 divisors (see below), whose sum is σ = 2402299801980. Its totient is φ = 1108753754748.

The previous prime is 1663130632129. The next prime is 1663130632133. The reversal of 1663130632131 is 1312360313661.

1663130632131 is a `hidden beast` number, since 1 + 6 + 6 + 3 + 1 + 3 + 0 + 632 + 13 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1663130632129) and next prime (1663130632133).

It is not a de Polignac number, because 1663130632131 - 2¹ = 1663130632129 is a prime.

It is a super-3 number, since 3×1663130632131³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1663130632133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92396146221 + ... + 92396146238.

It is an arithmetic number, because the mean of its divisors is an integer number (400383300330).

Almost surely, 2^{1663130632131} is an apocalyptic number.

1663130632131 is a deficient number, since it is larger than the sum of its proper divisors (739169169849).

1663130632131 is a wasteful number, since it uses less digits than its factorization.

1663130632131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184792292465 (or 184792292462 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

Adding to 1663130632131 its reverse (1312360313661), we get a palindrome (2975490945792).

The spelling of 1663130632131 in words is "one trillion, six hundred sixty-three billion, one hundred thirty million, six hundred thirty-two thousand, one hundred thirty-one".