61383043 has 2 divisors, whose sum is σ = 61383044. Its totient is φ = 61383042.

The previous prime is 61383041. The next prime is 61383089. The reversal of 61383043 is 34038316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61383043 - 2¹ = 61383041 is a prime.

Together with 61383041, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (61383041) 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, 30691521 + 30691522.

It is an arithmetic number, because the mean of its divisors is an integer number (30691522).

Almost surely, 2^61383043 is an apocalyptic number.

61383043 is a deficient number, since it is larger than the sum of its proper divisors (1).

61383043 is an equidigital number, since it uses as much as digits as its factorization.

61383043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 61383043 is about 7834.7331160672. The cubic root of 61383043 is about 394.4719601310.

The spelling of 61383043 in words is "sixty-one million, three hundred eighty-three thousand, forty-three".