100550361 has 8 divisors (see below), whose sum is σ = 135320544. Its totient is φ = 66406880.

The previous prime is 100550357. The next prime is 100550369. The reversal of 100550361 is 163055001.

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 100550361 - 2² = 100550357 is a prime.

It is a super-2 number, since 2×100550361² = 20220750194460642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100550369) 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, 156300 + ... + 156941.

It is an arithmetic number, because the mean of its divisors is an integer number (16915068).

Almost surely, 2^100550361 is an apocalyptic number.

It is an amenable number.

100550361 is a deficient number, since it is larger than the sum of its proper divisors (34770183).

100550361 is a wasteful number, since it uses less digits than its factorization.

100550361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313351.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 100550361 is about 10027.4802916785. The cubic root of 100550361 is about 465.0088424726.

The spelling of 100550361 in words is "one hundred million, five hundred fifty thousand, three hundred sixty-one".