1213344514 has 8 divisors (see below), whose sum is σ = 1882776060. Its totient is φ = 585752496.

The previous prime is 1213344511. The next prime is 1213344523. The reversal of 1213344514 is 4154433121.

It can be written as a sum of positive squares in 2 ways, for example, as 1137915289 + 75429225 = 33733^2 + 8685^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1213344511) 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, 10459809 + ... + 10459924.

Almost surely, 2^1213344514 is an apocalyptic number.

1213344514 is a deficient number, since it is larger than the sum of its proper divisors (669431546).

1213344514 is a wasteful number, since it uses less digits than its factorization.

1213344514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20919764.

The product of its digits is 5760, while the sum is 28.

The square root of 1213344514 is about 34833.0950964740. The cubic root of 1213344514 is about 1066.5831301550.

Adding to 1213344514 its reverse (4154433121), we get a palindrome (5367777635).

The spelling of 1213344514 in words is "one billion, two hundred thirteen million, three hundred forty-four thousand, five hundred fourteen".