1065155511151 has 8 divisors (see below), whose sum is σ = 1091436734304. Its totient is φ = 1038888660480.

The previous prime is 1065155511149. The next prime is 1065155511257. The reversal of 1065155511151 is 1511155515601.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1065155511151 - 2¹ = 1065155511149 is a prime.

It is a super-2 number, since 2×1065155511151² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1065155511151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065155511751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3442995 + ... + 3739588.

It is an arithmetic number, because the mean of its divisors is an integer number (136429591788).

Almost surely, 2^{1065155511151} is an apocalyptic number.

1065155511151 is a deficient number, since it is larger than the sum of its proper divisors (26281223153).

1065155511151 is an equidigital number, since it uses as much as digits as its factorization.

1065155511151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7186241.

The product of its (nonzero) digits is 18750, while the sum is 37.

The spelling of 1065155511151 in words is "one trillion, sixty-five billion, one hundred fifty-five million, five hundred eleven thousand, one hundred fifty-one".