1356140165 has 8 divisors (see below), whose sum is σ = 1639791648. Its totient is φ = 1076629840.

The previous prime is 1356140141. The next prime is 1356140173. The reversal of 1356140165 is 5610416531.

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

It is a de Polignac number, because none of the positive numbers 2^k-1356140165 is a prime.

It is a super-2 number, since 2×1356140165² = 3678232294252454450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034567 + ... + 1035876.

It is an arithmetic number, because the mean of its divisors is an integer number (204973956).

Almost surely, 2^1356140165 is an apocalyptic number.

It is an amenable number.

1356140165 is a deficient number, since it is larger than the sum of its proper divisors (283651483).

1356140165 is a wasteful number, since it uses less digits than its factorization.

1356140165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070579.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1356140165 is about 36825.8084093208. The cubic root of 1356140165 is about 1106.8825127663.

Adding to 1356140165 its reverse (5610416531), we get a palindrome (6966556696).

The spelling of 1356140165 in words is "one billion, three hundred fifty-six million, one hundred forty thousand, one hundred sixty-five".