61075099 has 2 divisors, whose sum is σ = 61075100. Its totient is φ = 61075098.

The previous prime is 61075087. The next prime is 61075103. The reversal of 61075099 is 99057016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61075099 - 2¹⁷ = 60944027 is a prime.

It is not a weakly prime, because it can be changed into another prime (61075009) 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 as a sum of consecutive naturals, namely, 30537549 + 30537550.

It is an arithmetic number, because the mean of its divisors is an integer number (30537550).

Almost surely, 2^61075099 is an apocalyptic number.

61075099 is a deficient number, since it is larger than the sum of its proper divisors (1).

61075099 is an equidigital number, since it uses as much as digits as its factorization.

61075099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 61075099 is about 7815.0559179062. The cubic root of 61075099 is about 393.8111968711.

The spelling of 61075099 in words is "sixty-one million, seventy-five thousand, ninety-nine".