1351224276563 has 32 divisors (see below), whose sum is σ = 1594437820416. Its totient is φ = 1121176637568.

The previous prime is 1351224276539. The next prime is 1351224276601. The reversal of 1351224276563 is 3656724221531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1351224276563 - 2⁶ = 1351224276499 is a prime.

It is a super-2 number, since 2×1351224276563² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1351224276503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23774606 + ... + 23831372.

It is an arithmetic number, because the mean of its divisors is an integer number (49826181888).

Almost surely, 2^{1351224276563} is an apocalyptic number.

1351224276563 is a deficient number, since it is larger than the sum of its proper divisors (243213543853).

1351224276563 is an equidigital number, since it uses as much as digits as its factorization.

1351224276563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57683.

The product of its digits is 1814400, while the sum is 47.

The spelling of 1351224276563 in words is "one trillion, three hundred fifty-one billion, two hundred twenty-four million, two hundred seventy-six thousand, five hundred sixty-three".