1431153461611 has 2 divisors, whose sum is σ = 1431153461612. Its totient is φ = 1431153461610.

The previous prime is 1431153461603. The next prime is 1431153461663. The reversal of 1431153461611 is 1161643511341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1431153461611 - 2³ = 1431153461603 is a prime.

It is a super-2 number, since 2×1431153461611² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1431153461711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715576730805 + 715576730806.

It is an arithmetic number, because the mean of its divisors is an integer number (715576730806).

Almost surely, 2^{1431153461611} is an apocalyptic number.

1431153461611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431153461611 is an equidigital number, since it uses as much as digits as its factorization.

1431153461611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

Adding to 1431153461611 its reverse (1161643511341), we get a palindrome (2592796972952).

The spelling of 1431153461611 in words is "one trillion, four hundred thirty-one billion, one hundred fifty-three million, four hundred sixty-one thousand, six hundred eleven".