616999101 has 4 divisors (see below), whose sum is σ = 822665472. Its totient is φ = 411332732.

The previous prime is 616999093. The next prime is 616999109. The reversal of 616999101 is 101999616.

616999101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (616999093) and next prime (616999109).

It is a cyclic number.

It is not a de Polignac number, because 616999101 - 2³ = 616999093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616999109) 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, 102833181 + ... + 102833186.

It is an arithmetic number, because the mean of its divisors is an integer number (205666368).

Almost surely, 2^616999101 is an apocalyptic number.

It is an amenable number.

616999101 is a deficient number, since it is larger than the sum of its proper divisors (205666371).

616999101 is a wasteful number, since it uses less digits than its factorization.

616999101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205666370.

The product of its (nonzero) digits is 26244, while the sum is 42.

The square root of 616999101 is about 24839.4666005532. The cubic root of 616999101 is about 851.3239349618.

The spelling of 616999101 in words is "six hundred sixteen million, nine hundred ninety-nine thousand, one hundred one".