117601020 has 36 divisors (see below), whose sum is σ = 356723640. Its totient is φ = 31360224.

The previous prime is 117600991. The next prime is 117601027. The reversal of 117601020 is 20106711.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 117600984 and 117601002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117601027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326490 + ... + 326849.

It is an arithmetic number, because the mean of its divisors is an integer number (9908990).

Almost surely, 2^117601020 is an apocalyptic number.

117601020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117601020 is an abundant number, since it is smaller than the sum of its proper divisors (239122620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117601020 is a wasteful number, since it uses less digits than its factorization.

117601020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653354 (or 653349 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 117601020 is about 10844.4003983623. The cubic root of 117601020 is about 489.9333798085.

Adding to 117601020 its reverse (20106711), we get a palindrome (137707731).

The spelling of 117601020 in words is "one hundred seventeen million, six hundred one thousand, twenty".