1351757731271 has 16 divisors (see below), whose sum is σ = 1467841720320. Its totient is φ = 1239963473280.

The previous prime is 1351757731253. The next prime is 1351757731277. The reversal of 1351757731271 is 1721377571531.

It is a de Polignac number, because none of the positive numbers 2^k-1351757731271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351757731277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3348395 + ... + 3730316.

It is an arithmetic number, because the mean of its divisors is an integer number (91740107520).

Almost surely, 2^{1351757731271} is an apocalyptic number.

1351757731271 is a deficient number, since it is larger than the sum of its proper divisors (116083989049).

1351757731271 is a wasteful number, since it uses less digits than its factorization.

1351757731271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7079014.

The product of its digits is 1080450, while the sum is 50.

The spelling of 1351757731271 in words is "one trillion, three hundred fifty-one billion, seven hundred fifty-seven million, seven hundred thirty-one thousand, two hundred seventy-one".