61364183 has 2 divisors, whose sum is σ = 61364184. Its totient is φ = 61364182.

The previous prime is 61364131. The next prime is 61364197. The reversal of 61364183 is 38146316.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61364183 - 2⁸ = 61363927 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61304183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30682091 + 30682092.

It is an arithmetic number, because the mean of its divisors is an integer number (30682092).

Almost surely, 2^61364183 is an apocalyptic number.

61364183 is a deficient number, since it is larger than the sum of its proper divisors (1).

61364183 is an equidigital number, since it uses as much as digits as its factorization.

61364183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 61364183 is about 7833.5294088935. The cubic root of 61364183 is about 394.4315553607.

The spelling of 61364183 in words is "sixty-one million, three hundred sixty-four thousand, one hundred eighty-three".