100340061 has 16 divisors (see below), whose sum is σ = 136857600. Its totient is φ = 65371568.

The previous prime is 100340017. The next prime is 100340063. The reversal of 100340061 is 160043001.

It is a cyclic number.

It is not a de Polignac number, because 100340061 - 2¹⁹ = 99815773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100340061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100340063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30100 + ... + 33266.

It is an arithmetic number, because the mean of its divisors is an integer number (8553600).

Almost surely, 2^100340061 is an apocalyptic number.

It is an amenable number.

100340061 is a deficient number, since it is larger than the sum of its proper divisors (36517539).

100340061 is a wasteful number, since it uses less digits than its factorization.

100340061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 100340061 is about 10016.9886193406. The cubic root of 100340061 is about 464.6844291987.

Adding to 100340061 its reverse (160043001), we get a palindrome (260383062).

The spelling of 100340061 in words is "one hundred million, three hundred forty thousand, sixty-one".