61084011 has 4 divisors (see below), whose sum is σ = 81445352. Its totient is φ = 40722672.

The previous prime is 61084007. The next prime is 61084013. The reversal of 61084011 is 11048016.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 61084011 - 2² = 61084007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61084013) 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, 10180666 + ... + 10180671.

It is an arithmetic number, because the mean of its divisors is an integer number (20361338).

Almost surely, 2^61084011 is an apocalyptic number.

61084011 is a deficient number, since it is larger than the sum of its proper divisors (20361341).

61084011 is a wasteful number, since it uses less digits than its factorization.

61084011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20361340.

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 61084011 is about 7815.6260785685. The cubic root of 61084011 is about 393.8303507475.

The spelling of 61084011 in words is "sixty-one million, eighty-four thousand, eleven".