1151105501 has 24 divisors (see below), whose sum is σ = 1447737984. Its totient is φ = 907169760.

The previous prime is 1151105491. The next prime is 1151105531. The reversal of 1151105501 is 1055011511.

It is not a de Polignac number, because 1151105501 - 2¹⁰ = 1151104477 is a prime.

It is a super-3 number, since 3×1151105501³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151105531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164096 + ... + 170966.

It is an arithmetic number, because the mean of its divisors is an integer number (60322416).

Almost surely, 2^1151105501 is an apocalyptic number.

It is an amenable number.

1151105501 is a deficient number, since it is larger than the sum of its proper divisors (296632483).

1151105501 is a wasteful number, since it uses less digits than its factorization.

1151105501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7161 (or 7154 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 20.

The square root of 1151105501 is about 33927.9457232530. The cubic root of 1151105501 is about 1048.0251621316.

The spelling of 1151105501 in words is "one billion, one hundred fifty-one million, one hundred five thousand, five hundred one".