61246771 has 2 divisors, whose sum is σ = 61246772. Its totient is φ = 61246770.

The previous prime is 61246763. The next prime is 61246817. The reversal of 61246771 is 17764216.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61246771 - 2³ = 61246763 is a prime.

It is not a weakly prime, because it can be changed into another prime (61246711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30623385 + 30623386.

It is an arithmetic number, because the mean of its divisors is an integer number (30623386).

Almost surely, 2^61246771 is an apocalyptic number.

61246771 is a deficient number, since it is larger than the sum of its proper divisors (1).

61246771 is an equidigital number, since it uses as much as digits as its factorization.

61246771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 34.

The square root of 61246771 is about 7826.0316252875. The cubic root of 61246771 is about 394.1798310728.

The spelling of 61246771 in words is "sixty-one million, two hundred forty-six thousand, seven hundred seventy-one".