1431157066667 has 4 divisors (see below), whose sum is σ = 1431923622936. Its totient is φ = 1430390510400.

The previous prime is 1431157066627. The next prime is 1431157066699. The reversal of 1431157066667 is 7666607511341.

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 1431157066667 - 2¹⁴ = 1431157050283 is a prime.

It is a super-3 number, since 3×1431157066667³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1431157066607) 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, 383275334 + ... + 383279067.

It is an arithmetic number, because the mean of its divisors is an integer number (357980905734).

Almost surely, 2^{1431157066667} is an apocalyptic number.

1431157066667 is a deficient number, since it is larger than the sum of its proper divisors (766556269).

1431157066667 is an equidigital number, since it uses as much as digits as its factorization.

1431157066667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766556268.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 1431157066667 in words is "one trillion, four hundred thirty-one billion, one hundred fifty-seven million, sixty-six thousand, six hundred sixty-seven".