1351757705651 has 4 divisors (see below), whose sum is σ = 1351760858232. Its totient is φ = 1351754553072.

The previous prime is 1351757705593. The next prime is 1351757705653. The reversal of 1351757705651 is 1565077571531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1351757705651 - 2³⁴ = 1334577836467 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1351757705593 and 1351757705602.

It is not an unprimeable number, because it can be changed into a prime (1351757705653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 808445 + ... + 1832238.

It is an arithmetic number, because the mean of its divisors is an integer number (337940214558).

Almost surely, 2^{1351757705651} is an apocalyptic number.

1351757705651 is a deficient number, since it is larger than the sum of its proper divisors (3152581).

1351757705651 is an equidigital number, since it uses as much as digits as its factorization.

1351757705651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152580.

The product of its (nonzero) digits is 3858750, while the sum is 53.

The spelling of 1351757705651 in words is "one trillion, three hundred fifty-one billion, seven hundred fifty-seven million, seven hundred five thousand, six hundred fifty-one".