61432303 has 2 divisors, whose sum is σ = 61432304. Its totient is φ = 61432302.

The previous prime is 61432249. The next prime is 61432361. The reversal of 61432303 is 30323416.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61432303 is a prime.

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 (61432363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30716151 + 30716152.

It is an arithmetic number, because the mean of its divisors is an integer number (30716152).

Almost surely, 2^61432303 is an apocalyptic number.

61432303 is a deficient number, since it is larger than the sum of its proper divisors (1).

61432303 is an equidigital number, since it uses as much as digits as its factorization.

61432303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 61432303 is about 7837.8761791700. The cubic root of 61432303 is about 394.5774533971.

Adding to 61432303 its reverse (30323416), we get a palindrome (91755719).

The spelling of 61432303 in words is "sixty-one million, four hundred thirty-two thousand, three hundred three".