1214277064 has 128 divisors (see below), whose sum is σ = 3115687680. Its totient is φ = 428313600.

The previous prime is 1214276993. The next prime is 1214277083. The reversal of 1214277064 is 4607724121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 422994 + ... + 425854.

It is an arithmetic number, because the mean of its divisors is an integer number (24341310).

Almost surely, 2^1214277064 is an apocalyptic number.

1214277064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1214277064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1557843840).

1214277064 is an abundant number, since it is smaller than the sum of its proper divisors (1901410616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1214277064 is a wasteful number, since it uses less digits than its factorization.

1214277064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951 (or 2947 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 1214277064 is about 34846.4785021385. The cubic root of 1214277064 is about 1066.8563109857.

The spelling of 1214277064 in words is "one billion, two hundred fourteen million, two hundred seventy-seven thousand, sixty-four".