1214144002 has 4 divisors (see below), whose sum is σ = 1821216006. Its totient is φ = 607072000.

The previous prime is 1214143979. The next prime is 1214144027. The reversal of 1214144002 is 2004414121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1199998881 + 14145121 = 34641^2 + 3761^2 .

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, 303535999 + ... + 303536002.

Almost surely, 2^1214144002 is an apocalyptic number.

1214144002 is a deficient number, since it is larger than the sum of its proper divisors (607072004).

1214144002 is an equidigital number, since it uses as much as digits as its factorization.

1214144002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607072003.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1214144002 is about 34844.5691894734. The cubic root of 1214144002 is about 1066.8173404124.

Adding to 1214144002 its reverse (2004414121), we get a palindrome (3218558123).

The spelling of 1214144002 in words is "one billion, two hundred fourteen million, one hundred forty-four thousand, two".