65113113 has 16 divisors (see below), whose sum is σ = 96513536. Its totient is φ = 38776320.

The previous prime is 65113109. The next prime is 65113117. The reversal of 65113113 is 31131156.

It is an interprime number because it is at equal distance from previous prime (65113109) and next prime (65113117).

It is not a de Polignac number, because 65113113 - 2² = 65113109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 65113113.

It is not an unprimeable number, because it can be changed into a prime (65113117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25720 + ... + 28137.

It is an arithmetic number, because the mean of its divisors is an integer number (6032096).

Almost surely, 2^65113113 is an apocalyptic number.

It is an amenable number.

65113113 is a deficient number, since it is larger than the sum of its proper divisors (31400423).

65113113 is a wasteful number, since it uses less digits than its factorization.

65113113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53904.

The product of its digits is 270, while the sum is 21.

The square root of 65113113 is about 8069.2696695550. The cubic root of 65113113 is about 402.3056696001.

Adding to 65113113 its reverse (31131156), we get a palindrome (96244269).

The spelling of 65113113 in words is "sixty-five million, one hundred thirteen thousand, one hundred thirteen".