1351264350543 has 8 divisors (see below), whose sum is σ = 1801703787648. Its totient is φ = 900833906904.

The previous prime is 1351264350529. The next prime is 1351264350581. The reversal of 1351264350543 is 3450534621531.

It is a happy number.

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

It is not a de Polignac number, because 1351264350543 - 2³⁶ = 1282544873807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1351264350495 and 1351264350504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351264350043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1889605 + ... + 2504622.

It is an arithmetic number, because the mean of its divisors is an integer number (225212973456).

Almost surely, 2^{1351264350543} is an apocalyptic number.

1351264350543 is a deficient number, since it is larger than the sum of its proper divisors (450439437105).

1351264350543 is a wasteful number, since it uses less digits than its factorization.

1351264350543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496733.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 1351264350543 in words is "one trillion, three hundred fifty-one billion, two hundred sixty-four million, three hundred fifty thousand, five hundred forty-three".