1012431154411 has 2 divisors, whose sum is σ = 1012431154412. Its totient is φ = 1012431154410.

The previous prime is 1012431154387. The next prime is 1012431154439. The reversal of 1012431154411 is 1144511342101.

It is an a-pointer prime, because the next prime (1012431154439) can be obtained adding 1012431154411 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012431154411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012431154411.

It is not a weakly prime, because it can be changed into another prime (1012431151411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506215577205 + 506215577206.

It is an arithmetic number, because the mean of its divisors is an integer number (506215577206).

Almost surely, 2^{1012431154411} is an apocalyptic number.

1012431154411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012431154411 is an equidigital number, since it uses as much as digits as its factorization.

1012431154411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 1012431154411 its reverse (1144511342101), we get a palindrome (2156942496512).

The spelling of 1012431154411 in words is "one trillion, twelve billion, four hundred thirty-one million, one hundred fifty-four thousand, four hundred eleven".