1312555214 has 8 divisors (see below), whose sum is σ = 2054434320. Its totient is φ = 627743776.

The previous prime is 1312555201. The next prime is 1312555253. The reversal of 1312555214 is 4125552131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14266859 + ... + 14266950.

It is an arithmetic number, because the mean of its divisors is an integer number (256804290).

Almost surely, 2^1312555214 is an apocalyptic number.

1312555214 is a deficient number, since it is larger than the sum of its proper divisors (741879106).

1312555214 is a wasteful number, since it uses less digits than its factorization.

1312555214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28533834.

The product of its digits is 6000, while the sum is 29.

The square root of 1312555214 is about 36229.2038830554. The cubic root of 1312555214 is about 1094.8951378214.

The spelling of 1312555214 in words is "one billion, three hundred twelve million, five hundred fifty-five thousand, two hundred fourteen".