61064929 has 2 divisors, whose sum is σ = 61064930. Its totient is φ = 61064928.

The previous prime is 61064921. The next prime is 61064933. The reversal of 61064929 is 92946016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49674304 + 11390625 = 7048^2 + 3375^2 .

It is a cyclic number.

It is not a de Polignac number, because 61064929 - 2³ = 61064921 is a prime.

It is not a weakly prime, because it can be changed into another prime (61064921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30532464 + 30532465.

It is an arithmetic number, because the mean of its divisors is an integer number (30532465).

Almost surely, 2^61064929 is an apocalyptic number.

It is an amenable number.

61064929 is a deficient number, since it is larger than the sum of its proper divisors (1).

61064929 is an equidigital number, since it uses as much as digits as its factorization.

61064929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 61064929 is about 7814.4052236879. The cubic root of 61064929 is about 393.7893369955.

The spelling of 61064929 in words is "sixty-one million, sixty-four thousand, nine hundred twenty-nine".