61046109 has 8 divisors (see below), whose sum is σ = 90438720. Its totient is φ = 40697388.

The previous prime is 61046101. The next prime is 61046123. The reversal of 61046109 is 90164016.

61046109 is a `hidden beast` number, since 610 + 46 + 1 + 0 + 9 = 666.

It is not a de Polignac number, because 61046109 - 2³ = 61046101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2260967 = 61046109 / (6 + 1 + 0 + 4 + 6 + 1 + 0 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61046101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1130457 + ... + 1130510.

It is an arithmetic number, because the mean of its divisors is an integer number (11304840).

Almost surely, 2^61046109 is an apocalyptic number.

It is an amenable number.

61046109 is a deficient number, since it is larger than the sum of its proper divisors (29392611).

61046109 is a wasteful number, since it uses less digits than its factorization.

61046109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260976 (or 2260970 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 61046109 is about 7813.2009445553. The cubic root of 61046109 is about 393.7488780013.

The spelling of 61046109 in words is "sixty-one million, forty-six thousand, one hundred nine".