1353051452381 has 2 divisors, whose sum is σ = 1353051452382. Its totient is φ = 1353051452380.

The previous prime is 1353051452377. The next prime is 1353051452407. The reversal of 1353051452381 is 1832541503531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 719290572100 + 633760880281 = 848110^2 + 796091^2 .

It is a cyclic number.

It is not a de Polignac number, because 1353051452381 - 2² = 1353051452377 is a prime.

It is a super-2 number, since 2×1353051452381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1353051452321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676525726190 + 676525726191.

It is an arithmetic number, because the mean of its divisors is an integer number (676525726191).

Almost surely, 2^{1353051452381} is an apocalyptic number.

It is an amenable number.

1353051452381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353051452381 is an equidigital number, since it uses as much as digits as its factorization.

1353051452381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 1353051452381 in words is "one trillion, three hundred fifty-three billion, fifty-one million, four hundred fifty-two thousand, three hundred eighty-one".