1162072011 has 8 divisors (see below), whose sum is σ = 1578664080. Its totient is φ = 760097312.

The previous prime is 1162071893. The next prime is 1162072027. The reversal of 1162072011 is 1102702611.

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 1162072011 - 2²¹ = 1159974859 is a prime.

It is a super-4 number, since 4×1162072011⁴ (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1162072031) 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 7 ways as a sum of consecutive naturals, for example, 3654156 + ... + 3654473.

It is an arithmetic number, because the mean of its divisors is an integer number (197333010).

Almost surely, 2^1162072011 is an apocalyptic number.

1162072011 is a deficient number, since it is larger than the sum of its proper divisors (416592069).

1162072011 is an equidigital number, since it uses as much as digits as its factorization.

1162072011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7308685.

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 1162072011 is about 34089.1773294692. The cubic root of 1162072011 is about 1051.3428053609.

Adding to 1162072011 its reverse (1102702611), we get a palindrome (2264774622).

The spelling of 1162072011 in words is "one billion, one hundred sixty-two million, seventy-two thousand, eleven".