61333343 has 2 divisors, whose sum is σ = 61333344. Its totient is φ = 61333342.

The previous prime is 61333303. The next prime is 61333367. The reversal of 61333343 is 34333316.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61333343 - 2²² = 57139039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61333303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30666671 + 30666672.

It is an arithmetic number, because the mean of its divisors is an integer number (30666672).

Almost surely, 2^61333343 is an apocalyptic number.

61333343 is a deficient number, since it is larger than the sum of its proper divisors (1).

61333343 is an equidigital number, since it uses as much as digits as its factorization.

61333343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 26.

The square root of 61333343 is about 7831.5607001414. The cubic root of 61333343 is about 394.3654673652.

Adding to 61333343 its reverse (34333316), we get a palindrome (95666659).

The spelling of 61333343 in words is "sixty-one million, three hundred thirty-three thousand, three hundred forty-three".