1056115101 has 8 divisors (see below), whose sum is σ = 1411333920. Its totient is φ = 702486512.

The previous prime is 1056115097. The next prime is 1056115169. The reversal of 1056115101 is 1015116501.

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 1056115101 - 2² = 1056115097 is a prime.

It is a super-3 number, since 3×1056115101³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056115001) 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, 396006 + ... + 398663.

It is an arithmetic number, because the mean of its divisors is an integer number (176416740).

Almost surely, 2^1056115101 is an apocalyptic number.

It is an amenable number.

1056115101 is a deficient number, since it is larger than the sum of its proper divisors (355218819).

1056115101 is an equidigital number, since it uses as much as digits as its factorization.

1056115101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795115.

The product of its (nonzero) digits is 150, while the sum is 21.

The square root of 1056115101 is about 32497.9245645010. The cubic root of 1056115101 is about 1018.3656708986.

The spelling of 1056115101 in words is "one billion, fifty-six million, one hundred fifteen thousand, one hundred one".