1214434403 has 32 divisors (see below), whose sum is σ = 1518706560. Its totient is φ = 945561600.

The previous prime is 1214434379. The next prime is 1214434409. The reversal of 1214434403 is 3044344121.

It is a cyclic number.

It is not a de Polignac number, because 1214434403 - 2¹⁴ = 1214418019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1214434409) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2104451 + ... + 2105027.

It is an arithmetic number, because the mean of its divisors is an integer number (47459580).

Almost surely, 2^1214434403 is an apocalyptic number.

1214434403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1214434403 is a deficient number, since it is larger than the sum of its proper divisors (304272157).

1214434403 is a wasteful number, since it uses less digits than its factorization.

1214434403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1214434403 is about 34848.7360315980. The cubic root of 1214434403 is about 1066.9023880194.

Adding to 1214434403 its reverse (3044344121), we get a palindrome (4258778524).

The spelling of 1214434403 in words is "one billion, two hundred fourteen million, four hundred thirty-four thousand, four hundred three".