61300501 has 2 divisors, whose sum is σ = 61300502. Its totient is φ = 61300500.

The previous prime is 61300433. The next prime is 61300507. The reversal of 61300501 is 10500316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60824401 + 476100 = 7799^2 + 690^2 .

It is a cyclic number.

It is not a de Polignac number, because 61300501 - 2¹¹ = 61298453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61300507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30650250 + 30650251.

It is an arithmetic number, because the mean of its divisors is an integer number (30650251).

Almost surely, 2^61300501 is an apocalyptic number.

It is an amenable number.

61300501 is a deficient number, since it is larger than the sum of its proper divisors (1).

61300501 is an equidigital number, since it uses as much as digits as its factorization.

61300501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 61300501 is about 7829.4636470195. The cubic root of 61300501 is about 394.2950648594.

Adding to 61300501 its reverse (10500316), we get a palindrome (71800817).

The spelling of 61300501 in words is "sixty-one million, three hundred thousand, five hundred one".