61432193 has 2 divisors, whose sum is σ = 61432194. Its totient is φ = 61432192.

The previous prime is 61432183. The next prime is 61432199. The reversal of 61432193 is 39123416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49098049 + 12334144 = 7007^2 + 3512^2 .

It is a cyclic number.

It is not a de Polignac number, because 61432193 - 2¹⁰ = 61431169 is a prime.

It is not a weakly prime, because it can be changed into another prime (61432199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30716096 + 30716097.

It is an arithmetic number, because the mean of its divisors is an integer number (30716097).

Almost surely, 2^61432193 is an apocalyptic number.

It is an amenable number.

61432193 is a deficient number, since it is larger than the sum of its proper divisors (1).

61432193 is an equidigital number, since it uses as much as digits as its factorization.

61432193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 61432193 is about 7837.8691619598. The cubic root of 61432193 is about 394.5772178883.

The spelling of 61432193 in words is "sixty-one million, four hundred thirty-two thousand, one hundred ninety-three".