1351264361647 has 2 divisors, whose sum is σ = 1351264361648. Its totient is φ = 1351264361646.

The previous prime is 1351264361639. The next prime is 1351264361663. The reversal of 1351264361647 is 7461634621531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1351264361647 - 2³ = 1351264361639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1351264361647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351264362647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675632180823 + 675632180824.

It is an arithmetic number, because the mean of its divisors is an integer number (675632180824).

Almost surely, 2^{1351264361647} is an apocalyptic number.

1351264361647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351264361647 is an equidigital number, since it uses as much as digits as its factorization.

1351264361647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 49.

The spelling of 1351264361647 in words is "one trillion, three hundred fifty-one billion, two hundred sixty-four million, three hundred sixty-one thousand, six hundred forty-seven".