1011561162 has 8 divisors (see below), whose sum is σ = 2023122336. Its totient is φ = 337187052.

The previous prime is 1011561107. The next prime is 1011561163. The reversal of 1011561162 is 2611651101.

1011561162 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

1011561162 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1011561163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84296758 + ... + 84296769.

It is an arithmetic number, because the mean of its divisors is an integer number (252890292).

Almost surely, 2^1011561162 is an apocalyptic number.

1011561162 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011561162 is a wasteful number, since it uses less digits than its factorization.

1011561162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168593532.

The product of its (nonzero) digits is 360, while the sum is 24.

The square root of 1011561162 is about 31805.0493161070. The cubic root of 1011561162 is about 1003.8389641617.

The spelling of 1011561162 in words is "one billion, eleven million, five hundred sixty-one thousand, one hundred sixty-two".