61450343 has 2 divisors, whose sum is σ = 61450344. Its totient is φ = 61450342.

The previous prime is 61450331. The next prime is 61450399. The reversal of 61450343 is 34305416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61450343 - 2⁴ = 61450327 is a prime.

It is a super-2 number, since 2×61450343² = 7552289309635298, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61450243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30725171 + 30725172.

It is an arithmetic number, because the mean of its divisors is an integer number (30725172).

Almost surely, 2^61450343 is an apocalyptic number.

61450343 is a deficient number, since it is larger than the sum of its proper divisors (1).

61450343 is an equidigital number, since it uses as much as digits as its factorization.

61450343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 61450343 is about 7839.0269166523. The cubic root of 61450343 is about 394.6160730389.

Adding to 61450343 its reverse (34305416), we get a palindrome (95755759).

The spelling of 61450343 in words is "sixty-one million, four hundred fifty thousand, three hundred forty-three".