61180601 has 2 divisors, whose sum is σ = 61180602. Its totient is φ = 61180600.

The previous prime is 61180597. The next prime is 61180657. The reversal of 61180601 is 10608116.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35940025 + 25240576 = 5995^2 + 5024^2 .

It is a cyclic number.

It is not a de Polignac number, because 61180601 - 2² = 61180597 is a prime.

It is not a weakly prime, because it can be changed into another prime (61180201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30590300 + 30590301.

It is an arithmetic number, because the mean of its divisors is an integer number (30590301).

Almost surely, 2^61180601 is an apocalyptic number.

It is an amenable number.

61180601 is a deficient number, since it is larger than the sum of its proper divisors (1).

61180601 is an equidigital number, since it uses as much as digits as its factorization.

61180601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 61180601 is about 7821.8029251573. The cubic root of 61180601 is about 394.0378247933.

Adding to 61180601 its reverse (10608116), we get a palindrome (71788717).

The spelling of 61180601 in words is "sixty-one million, one hundred eighty thousand, six hundred one".