1011434021407 has 2 divisors, whose sum is σ = 1011434021408. Its totient is φ = 1011434021406.

The previous prime is 1011434021369. The next prime is 1011434021441. The reversal of 1011434021407 is 7041204341101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011434021407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011434021207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505717010703 + 505717010704.

It is an arithmetic number, because the mean of its divisors is an integer number (505717010704).

Almost surely, 2^{1011434021407} is an apocalyptic number.

1011434021407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011434021407 is an equidigital number, since it uses as much as digits as its factorization.

1011434021407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 1011434021407 its reverse (7041204341101), we get a palindrome (8052638362508).

The spelling of 1011434021407 in words is "one trillion, eleven billion, four hundred thirty-four million, twenty-one thousand, four hundred seven".