1214402534 has 8 divisors (see below), whose sum is σ = 1866033288. Its totient is φ = 592391440.

The previous prime is 1214402533. The next prime is 1214402543. The reversal of 1214402534 is 4352044121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214402533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7404812 + ... + 7404975.

It is an arithmetic number, because the mean of its divisors is an integer number (233254161).

Almost surely, 2^1214402534 is an apocalyptic number.

1214402534 is a deficient number, since it is larger than the sum of its proper divisors (651630754).

1214402534 is a wasteful number, since it uses less digits than its factorization.

1214402534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14809830.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1214402534 is about 34848.2787810245. The cubic root of 1214402534 is about 1066.8930554419.

Adding to 1214402534 its reverse (4352044121), we get a palindrome (5566446655).

The spelling of 1214402534 in words is "one billion, two hundred fourteen million, four hundred two thousand, five hundred thirty-four".