1630117136 has 40 divisors (see below), whose sum is σ = 3237411840. Its totient is φ = 794876544.

The previous prime is 1630117117. The next prime is 1630117171. The reversal of 1630117136 is 6317110361.

It is a junction number, because it is equal to n+sod(n) for n = 1630117099 and 1630117108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113090 + ... + 126686.

It is an arithmetic number, because the mean of its divisors is an integer number (80935296).

Almost surely, 2^1630117136 is an apocalyptic number.

1630117136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1630117136 is a deficient number, since it is larger than the sum of its proper divisors (1607294704).

1630117136 is a wasteful number, since it uses less digits than its factorization.

1630117136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13791 (or 13785 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 1630117136 is about 40374.7091135032. The cubic root of 1630117136 is about 1176.9001122405.

Adding to 1630117136 its reverse (6317110361), we get a palindrome (7947227497).

The spelling of 1630117136 in words is "one billion, six hundred thirty million, one hundred seventeen thousand, one hundred thirty-six".