1314211402452 has 96 divisors (see below), whose sum is σ = 3367665891072. Its totient is φ = 396444589056.

The previous prime is 1314211402397. The next prime is 1314211402459. The reversal of 1314211402452 is 2542041124131.

It is a super-2 number, since 2×1314211402452² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314211402459) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1556278 + ... + 2247314.

It is an arithmetic number, because the mean of its divisors is an integer number (35079853032).

Almost surely, 2^{1314211402452} is an apocalyptic number.

1314211402452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1314211402452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1683832945536).

1314211402452 is an abundant number, since it is smaller than the sum of its proper divisors (2053454488620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1314211402452 is a wasteful number, since it uses less digits than its factorization.

1314211402452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691297 (or 691295 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 1314211402452 its reverse (2542041124131), we get a palindrome (3856252526583).

The spelling of 1314211402452 in words is "one trillion, three hundred fourteen billion, two hundred eleven million, four hundred two thousand, four hundred fifty-two".