701216109 has 48 divisors (see below), whose sum is σ = 1206266880. Its totient is φ = 402582960.

The previous prime is 701216107. The next prime is 701216161. The reversal of 701216109 is 901612107.

It is not a de Polignac number, because 701216109 - 2¹ = 701216107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701216107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43884 + ... + 57690.

It is an arithmetic number, because the mean of its divisors is an integer number (25130560).

Almost surely, 2^701216109 is an apocalyptic number.

It is an amenable number.

701216109 is a deficient number, since it is larger than the sum of its proper divisors (505050771).

701216109 is a wasteful number, since it uses less digits than its factorization.

701216109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13852 (or 13840 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 27.

The square root of 701216109 is about 26480.4854373933. The cubic root of 701216109 is about 888.4178890501.

The spelling of 701216109 in words is "seven hundred one million, two hundred sixteen thousand, one hundred nine".