1214538712 has 8 divisors (see below), whose sum is σ = 2277260100. Its totient is φ = 607269352.

The previous prime is 1214538697. The next prime is 1214538733. The reversal of 1214538712 is 2178354121.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 75908662 + ... + 75908677.

Almost surely, 2^1214538712 is an apocalyptic number.

It is an amenable number.

1214538712 is a deficient number, since it is larger than the sum of its proper divisors (1062721388).

1214538712 is a wasteful number, since it uses less digits than its factorization.

1214538712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151817345 (or 151817341 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 1214538712 is about 34850.2325960674. The cubic root of 1214538712 is about 1066.9329329202.

The spelling of 1214538712 in words is "one billion, two hundred fourteen million, five hundred thirty-eight thousand, seven hundred twelve".