61303065 has 32 divisors (see below), whose sum is σ = 100794240. Its totient is φ = 31804416.

The previous prime is 61303049. The next prime is 61303097. The reversal of 61303065 is 56030316.

It is not a de Polignac number, because 61303065 - 2⁴ = 61303049 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99699 + ... + 100311.

It is an arithmetic number, because the mean of its divisors is an integer number (3149820).

Almost surely, 2^61303065 is an apocalyptic number.

It is an amenable number.

61303065 is a deficient number, since it is larger than the sum of its proper divisors (39491175).

61303065 is a wasteful number, since it uses less digits than its factorization.

61303065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 61303065 is about 7829.6273857700. The cubic root of 61303065 is about 394.3005621415.

The spelling of 61303065 in words is "sixty-one million, three hundred three thousand, sixty-five".