1214255673 has 24 divisors (see below), whose sum is σ = 1783735200. Its totient is φ = 795795264.

The previous prime is 1214255659. The next prime is 1214255689. The reversal of 1214255673 is 3765524121.

It is not a de Polignac number, because 1214255673 - 2⁸ = 1214255417 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1214255473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341338 + ... + 344876.

It is an arithmetic number, because the mean of its divisors is an integer number (74322300).

Almost surely, 2^1214255673 is an apocalyptic number.

It is an amenable number.

1214255673 is a deficient number, since it is larger than the sum of its proper divisors (569479527).

1214255673 is a wasteful number, since it uses less digits than its factorization.

1214255673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4181 (or 4178 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 1214255673 is about 34846.1715687678. The cubic root of 1214255673 is about 1066.8500462822.

Adding to 1214255673 its reverse (3765524121), we get a palindrome (4979779794).

The spelling of 1214255673 in words is "one billion, two hundred fourteen million, two hundred fifty-five thousand, six hundred seventy-three".