1212671875 has 14 divisors (see below), whose sum is σ = 1515839972. Its totient is φ = 970125000.

The previous prime is 1212671851. The next prime is 1212671891. The reversal of 1212671875 is 5781762121.

It is not a de Polignac number, because 1212671875 - 2¹¹ = 1212669827 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 23181 + ... + 54430.

Almost surely, 2^1212671875 is an apocalyptic number.

1212671875 is a deficient number, since it is larger than the sum of its proper divisors (303168097).

1212671875 is an frugal number, since it uses more digits than its factorization.

1212671875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77641 (or 77616 counting only the distinct ones).

The product of its digits is 47040, while the sum is 40.

The square root of 1212671875 is about 34823.4385866761. The cubic root of 1212671875 is about 1066.3860006464.

The spelling of 1212671875 in words is "one billion, two hundred twelve million, six hundred seventy-one thousand, eight hundred seventy-five".