61066101 has 8 divisors (see below), whose sum is σ = 81657504. Its totient is φ = 40592720.

The previous prime is 61066099. The next prime is 61066111. The reversal of 61066101 is 10166016.

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 61066101 - 2¹ = 61066099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61066111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28290 + ... + 30371.

It is an arithmetic number, because the mean of its divisors is an integer number (10207188).

Almost surely, 2^61066101 is an apocalyptic number.

It is an amenable number.

61066101 is a deficient number, since it is larger than the sum of its proper divisors (20591403).

61066101 is a wasteful number, since it uses less digits than its factorization.

61066101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59011.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 61066101 is about 7814.4802130404. The cubic root of 61066101 is about 393.7918562710.

The spelling of 61066101 in words is "sixty-one million, sixty-six thousand, one hundred one".