61683343 has 2 divisors, whose sum is σ = 61683344. Its totient is φ = 61683342.

The previous prime is 61683337. The next prime is 61683353. The reversal of 61683343 is 34338616.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61683343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61683299 and 61683308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61683353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30841671 + 30841672.

It is an arithmetic number, because the mean of its divisors is an integer number (30841672).

Almost surely, 2^61683343 is an apocalyptic number.

61683343 is a deficient number, since it is larger than the sum of its proper divisors (1).

61683343 is an equidigital number, since it uses as much as digits as its factorization.

61683343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 34.

The square root of 61683343 is about 7853.8743942082. The cubic root of 61683343 is about 395.1141965392.

It can be divided in two parts, 61683 and 343, that added together give a palindrome (62026).

The spelling of 61683343 in words is "sixty-one million, six hundred eighty-three thousand, three hundred forty-three".