720061113 has 8 divisors (see below), whose sum is σ = 960216768. Its totient is φ = 479973104.

The previous prime is 720061093. The next prime is 720061117. The reversal of 720061113 is 311160027.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 720061113 - 2¹² = 720057017 is a prime.

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 720061113.

It is not an unprimeable number, because it can be changed into a prime (720061117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18556 + ... + 42242.

It is an arithmetic number, because the mean of its divisors is an integer number (120027096).

Almost surely, 2^720061113 is an apocalyptic number.

It is an amenable number.

720061113 is a deficient number, since it is larger than the sum of its proper divisors (240155655).

720061113 is a wasteful number, since it uses less digits than its factorization.

720061113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33823.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 720061113 is about 26833.9544793532. The cubic root of 720061113 is about 896.3063071207.

The spelling of 720061113 in words is "seven hundred twenty million, sixty-one thousand, one hundred thirteen".