1351747445761 has 8 divisors (see below), whose sum is σ = 1431563341824. Its totient is φ = 1271965032000.

The previous prime is 1351747445753. The next prime is 1351747445803. The reversal of 1351747445761 is 1675447471531.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1351747445761 - 2³ = 1351747445753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351747445701) 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, 8287425 + ... + 8448958.

It is an arithmetic number, because the mean of its divisors is an integer number (178945417728).

Almost surely, 2^{1351747445761} is an apocalyptic number.

It is an amenable number.

1351747445761 is a deficient number, since it is larger than the sum of its proper divisors (79815896063).

1351747445761 is a wasteful number, since it uses less digits than its factorization.

1351747445761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16741151.

The product of its digits is 9878400, while the sum is 55.

The spelling of 1351747445761 in words is "one trillion, three hundred fifty-one billion, seven hundred forty-seven million, four hundred forty-five thousand, seven hundred sixty-one".