61101005 has 16 divisors (see below), whose sum is σ = 84288384. Its totient is φ = 41651520.

The previous prime is 61100989. The next prime is 61101011. The reversal of 61101005 is 50010116.

It is not a de Polignac number, because 61101005 - 2⁴ = 61100989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1010 + ... + 11100.

It is an arithmetic number, because the mean of its divisors is an integer number (5268024).

Almost surely, 2^61101005 is an apocalyptic number.

It is an amenable number.

61101005 is a deficient number, since it is larger than the sum of its proper divisors (23187379).

61101005 is a wasteful number, since it uses less digits than its factorization.

61101005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10276.

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

The square root of 61101005 is about 7816.7131839412. The cubic root of 61101005 is about 393.8668694824.

It can be divided in two parts, 6 and 1101005, that added together give a palindrome (1101011).

The spelling of 61101005 in words is "sixty-one million, one hundred one thousand, five".