1353261165 has 8 divisors (see below), whose sum is σ = 2165217888. Its totient is φ = 721739280.

The previous prime is 1353261157. The next prime is 1353261193. The reversal of 1353261165 is 5611623531.

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

It is not a de Polignac number, because 1353261165 - 2³ = 1353261157 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 45108691 + ... + 45108720.

It is an arithmetic number, because the mean of its divisors is an integer number (270652236).

Almost surely, 2^1353261165 is an apocalyptic number.

1353261165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1353261165 is a deficient number, since it is larger than the sum of its proper divisors (811956723).

1353261165 is an equidigital number, since it uses as much as digits as its factorization.

1353261165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90217419.

The product of its digits is 16200, while the sum is 33.

The square root of 1353261165 is about 36786.6982073684. The cubic root of 1353261165 is about 1106.0986772493.

Adding to 1353261165 its reverse (5611623531), we get a palindrome (6964884696).

The spelling of 1353261165 in words is "one billion, three hundred fifty-three million, two hundred sixty-one thousand, one hundred sixty-five".