1165101055 has 8 divisors (see below), whose sum is σ = 1443222144. Its totient is φ = 902013600.

The previous prime is 1165101053. The next prime is 1165101107. The reversal of 1165101055 is 5501015611.

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

It is not a de Polignac number, because 1165101055 - 2¹ = 1165101053 is a prime.

It is a super-2 number, since 2×1165101055² = 2714920936724226050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165101053) 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, 3758236 + ... + 3758545.

It is an arithmetic number, because the mean of its divisors is an integer number (180402768).

Almost surely, 2^1165101055 is an apocalyptic number.

1165101055 is a deficient number, since it is larger than the sum of its proper divisors (278121089).

1165101055 is an equidigital number, since it uses as much as digits as its factorization.

1165101055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7516817.

The product of its (nonzero) digits is 750, while the sum is 25.

The square root of 1165101055 is about 34133.5766511510. The cubic root of 1165101055 is about 1052.2554856529.

Adding to 1165101055 its reverse (5501015611), we get a palindrome (6666116666).

The spelling of 1165101055 in words is "one billion, one hundred sixty-five million, one hundred one thousand, fifty-five".