100651061 has 8 divisors (see below), whose sum is σ = 115191360. Its totient is φ = 86151168.

The previous prime is 100651039. The next prime is 100651069. The reversal of 100651061 is 160156001.

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 100651061 - 2¹⁰ = 100650037 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 (100651069) 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, 4556 + ... + 14901.

It is an arithmetic number, because the mean of its divisors is an integer number (14398920).

Almost surely, 2^100651061 is an apocalyptic number.

It is an amenable number.

100651061 is a deficient number, since it is larger than the sum of its proper divisors (14540299).

100651061 is an equidigital number, since it uses as much as digits as its factorization.

100651061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20203.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 100651061 is about 10032.5002367306. The cubic root of 100651061 is about 465.1640243027.

The spelling of 100651061 in words is "one hundred million, six hundred fifty-one thousand, sixty-one".