1351256564411 has 16 divisors (see below), whose sum is σ = 1461097557024. Its totient is φ = 1242262151424.

The previous prime is 1351256564381. The next prime is 1351256564467. The reversal of 1351256564411 is 1144656521531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1351256564411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351256567411) 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 15 ways as a sum of consecutive naturals, for example, 8189816 + ... + 8353178.

It is an arithmetic number, because the mean of its divisors is an integer number (91318597314).

Almost surely, 2^{1351256564411} is an apocalyptic number.

1351256564411 is a deficient number, since it is larger than the sum of its proper divisors (109840992613).

1351256564411 is a wasteful number, since it uses less digits than its factorization.

1351256564411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165950.

The product of its digits is 432000, while the sum is 44.

The spelling of 1351256564411 in words is "one trillion, three hundred fifty-one billion, two hundred fifty-six million, five hundred sixty-four thousand, four hundred eleven".