101160557 has 4 divisors (see below), whose sum is σ = 107111196. Its totient is φ = 95209920.

The previous prime is 101160547. The next prime is 101160569. The reversal of 101160557 is 755061101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53743561 + 47416996 = 7331^2 + 6886^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101160557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101160547) 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, 2975294 + ... + 2975327.

It is an arithmetic number, because the mean of its divisors is an integer number (26777799).

Almost surely, 2^101160557 is an apocalyptic number.

101160557 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

101160557 is a deficient number, since it is larger than the sum of its proper divisors (5950639).

101160557 is an equidigital number, since it uses as much as digits as its factorization.

101160557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950638.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 101160557 is about 10057.8604583679. The cubic root of 101160557 is about 465.9475909181.

The spelling of 101160557 in words is "one hundred one million, one hundred sixty thousand, five hundred fifty-seven".