152211113 has 4 divisors (see below), whose sum is σ = 153558228. Its totient is φ = 150864000.

The previous prime is 152211107. The next prime is 152211121. The reversal of 152211113 is 311112251.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30946969 + 121264144 = 5563^2 + 11012^2 .

It is a cyclic number.

It is not a de Polignac number, because 152211113 - 2⁶ = 152211049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 152211091 and 152211100.

It is not an unprimeable number, because it can be changed into a prime (152211313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673388 + ... + 673613.

It is an arithmetic number, because the mean of its divisors is an integer number (38389557).

Almost surely, 2^152211113 is an apocalyptic number.

It is an amenable number.

152211113 is a deficient number, since it is larger than the sum of its proper divisors (1347115).

152211113 is a wasteful number, since it uses less digits than its factorization.

152211113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347114.

The product of its digits is 60, while the sum is 17.

The square root of 152211113 is about 12337.3867978596. The cubic root of 152211113 is about 533.9272918817.

Adding to 152211113 its reverse (311112251), we get a palindrome (463323364).

The spelling of 152211113 in words is "one hundred fifty-two million, two hundred eleven thousand, one hundred thirteen".