1214260161 has 16 divisors (see below), whose sum is σ = 1628662464. Its totient is φ = 804694784.

The previous prime is 1214260147. The next prime is 1214260163. The reversal of 1214260161 is 1610624121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1214260161 - 2¹⁸ = 1213998017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1214260163) 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, 598030 + ... + 600056.

It is an arithmetic number, because the mean of its divisors is an integer number (101791404).

Almost surely, 2^1214260161 is an apocalyptic number.

It is an amenable number.

1214260161 is a deficient number, since it is larger than the sum of its proper divisors (414402303).

1214260161 is a wasteful number, since it uses less digits than its factorization.

1214260161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3120.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1214260161 is about 34846.2359660265. The cubic root of 1214260161 is about 1066.8513606724.

Adding to 1214260161 its reverse (1610624121), we get a palindrome (2824884282).

The spelling of 1214260161 in words is "one billion, two hundred fourteen million, two hundred sixty thousand, one hundred sixty-one".