61407343 has 2 divisors, whose sum is σ = 61407344. Its totient is φ = 61407342.

The previous prime is 61407341. The next prime is 61407361. The reversal of 61407343 is 34370416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61407343 - 2¹ = 61407341 is a prime.

It is a super-3 number, since 3×61407343³ (a number of 24 digits) contains 333 as substring.

Together with 61407341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61407341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30703671 + 30703672.

It is an arithmetic number, because the mean of its divisors is an integer number (30703672).

Almost surely, 2^61407343 is an apocalyptic number.

61407343 is a deficient number, since it is larger than the sum of its proper divisors (1).

61407343 is an equidigital number, since it uses as much as digits as its factorization.

61407343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 61407343 is about 7836.2837493291. The cubic root of 61407343 is about 394.5240070999.

Adding to 61407343 its reverse (34370416), we get a palindrome (95777759).

The spelling of 61407343 in words is "sixty-one million, four hundred seven thousand, three hundred forty-three".