61338803 has 2 divisors, whose sum is σ = 61338804. Its totient is φ = 61338802.

The previous prime is 61338793. The next prime is 61338811. The reversal of 61338803 is 30883316.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61338803 - 2⁴ = 61338787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61338803.

It is not a weakly prime, because it can be changed into another prime (61338833) 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, 30669401 + 30669402.

It is an arithmetic number, because the mean of its divisors is an integer number (30669402).

Almost surely, 2^61338803 is an apocalyptic number.

61338803 is a deficient number, since it is larger than the sum of its proper divisors (1).

61338803 is an equidigital number, since it uses as much as digits as its factorization.

61338803 is an odious number, because the sum of its binary digits is odd.

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

The square root of 61338803 is about 7831.9092819057. The cubic root of 61338803 is about 394.3771693827.

The spelling of 61338803 in words is "sixty-one million, three hundred thirty-eight thousand, eight hundred three".