61013347 has 2 divisors, whose sum is σ = 61013348. Its totient is φ = 61013346.

The previous prime is 61013341. The next prime is 61013369. The reversal of 61013347 is 74331016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61013347 - 2³ = 61013339 is a prime.

It is not a weakly prime, because it can be changed into another prime (61013341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30506673 + 30506674.

It is an arithmetic number, because the mean of its divisors is an integer number (30506674).

Almost surely, 2^61013347 is an apocalyptic number.

61013347 is a deficient number, since it is larger than the sum of its proper divisors (1).

61013347 is an equidigital number, since it uses as much as digits as its factorization.

61013347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 61013347 is about 7811.1040832907. The cubic root of 61013347 is about 393.6784268328.

The spelling of 61013347 in words is "sixty-one million, thirteen thousand, three hundred forty-seven".