1314465021 has 12 divisors (see below), whose sum is σ = 1900701660. Its totient is φ = 875373120.

The previous prime is 1314465017. The next prime is 1314465029. The reversal of 1314465021 is 1205644131.

It is a happy number.

1314465021 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 4 + 650 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 276723225 + 1037741796 = 16635^2 + 32214^2 .

It is not a de Polignac number, because 1314465021 - 2² = 1314465017 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314465029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69136 + ... + 86073.

It is an arithmetic number, because the mean of its divisors is an integer number (158391805).

Almost surely, 2^1314465021 is an apocalyptic number.

It is an amenable number.

1314465021 is a deficient number, since it is larger than the sum of its proper divisors (586236639).

1314465021 is a wasteful number, since it uses less digits than its factorization.

1314465021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156156 (or 156153 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1314465021 is about 36255.5515886878. The cubic root of 1314465021 is about 1095.4259155037.

The spelling of 1314465021 in words is "one billion, three hundred fourteen million, four hundred sixty-five thousand, twenty-one".