61343371 has 2 divisors, whose sum is σ = 61343372. Its totient is φ = 61343370.

The previous prime is 61343357. The next prime is 61343377. The reversal of 61343371 is 17334316.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61343371 - 2¹¹ = 61341323 is a prime.

It is equal to p_3637027 and since 61343371 and 3637027 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (61343377) 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, 30671685 + 30671686.

It is an arithmetic number, because the mean of its divisors is an integer number (30671686).

Almost surely, 2^61343371 is an apocalyptic number.

61343371 is a deficient number, since it is larger than the sum of its proper divisors (1).

61343371 is an equidigital number, since it uses as much as digits as its factorization.

61343371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 28.

The square root of 61343371 is about 7832.2009039605. The cubic root of 61343371 is about 394.3869591085.

Adding to 61343371 its reverse (17334316), we get a palindrome (78677687).

The spelling of 61343371 in words is "sixty-one million, three hundred forty-three thousand, three hundred seventy-one".