100516001 has 4 divisors (see below), whose sum is σ = 103982100. Its totient is φ = 97049904.

The previous prime is 100515971. The next prime is 100516007. The reversal of 100516001 is 100615001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100615001 = 59 ⋅1705339.

It can be written as a sum of positive squares in 2 ways, for example, as 53949025 + 46566976 = 7345^2 + 6824^2 .

It is a cyclic number.

It is not a de Polignac number, because 100516001 - 2¹⁴ = 100499617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100516007) 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, 1733006 + ... + 1733063.

It is an arithmetic number, because the mean of its divisors is an integer number (25995525).

Almost surely, 2^100516001 is an apocalyptic number.

It is an amenable number.

100516001 is a deficient number, since it is larger than the sum of its proper divisors (3466099).

100516001 is an equidigital number, since it uses as much as digits as its factorization.

100516001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466098.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 100516001 is about 10025.7668534631. The cubic root of 100516001 is about 464.9558689378.

The spelling of 100516001 in words is "one hundred million, five hundred sixteen thousand, one".