61294943 has 2 divisors, whose sum is σ = 61294944. Its totient is φ = 61294942.

The previous prime is 61294907. The next prime is 61294949. The reversal of 61294943 is 34949216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61294943 - 2¹² = 61290847 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 61294897 and 61294906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61294949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30647471 + 30647472.

It is an arithmetic number, because the mean of its divisors is an integer number (30647472).

Almost surely, 2^61294943 is an apocalyptic number.

61294943 is a deficient number, since it is larger than the sum of its proper divisors (1).

61294943 is an equidigital number, since it uses as much as digits as its factorization.

61294943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 61294943 is about 7829.1086976743. The cubic root of 61294943 is about 394.2831478376.

The spelling of 61294943 in words is "sixty-one million, two hundred ninety-four thousand, nine hundred forty-three".