1214240553 has 6 divisors (see below), whose sum is σ = 1753903034. Its totient is φ = 809493696.

The previous prime is 1214240551. The next prime is 1214240561. The reversal of 1214240553 is 3550424121.

It can be written as a sum of positive squares in only one way, i.e., 1112089104 + 102151449 = 33348^2 + 10107^2 .

It is not a de Polignac number, because 1214240553 - 2¹ = 1214240551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1214240551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67457800 + ... + 67457817.

Almost surely, 2^1214240553 is an apocalyptic number.

It is an amenable number.

1214240553 is a deficient number, since it is larger than the sum of its proper divisors (539662481).

1214240553 is a wasteful number, since it uses less digits than its factorization.

1214240553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134915623 (or 134915620 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1214240553 is about 34845.9546145604. The cubic root of 1214240553 is about 1066.8456180990.

Adding to 1214240553 its reverse (3550424121), we get a palindrome (4764664674).

The spelling of 1214240553 in words is "one billion, two hundred fourteen million, two hundred forty thousand, five hundred fifty-three".