1359720165 has 8 divisors (see below), whose sum is σ = 2175552288. Its totient is φ = 725184080.

The previous prime is 1359720151. The next prime is 1359720169. The reversal of 1359720165 is 5610279531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1359720165 - 2¹³ = 1359711973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359720169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45323991 + ... + 45324020.

It is an arithmetic number, because the mean of its divisors is an integer number (271944036).

Almost surely, 2^1359720165 is an apocalyptic number.

1359720165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1359720165 is a deficient number, since it is larger than the sum of its proper divisors (815832123).

1359720165 is an equidigital number, since it uses as much as digits as its factorization.

1359720165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90648019.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 1359720165 is about 36874.3835880683. The cubic root of 1359720165 is about 1107.8556564194.

Adding to 1359720165 its reverse (5610279531), we get a palindrome (6969999696).

The spelling of 1359720165 in words is "one billion, three hundred fifty-nine million, seven hundred twenty thousand, one hundred sixty-five".