1011338289447 has 16 divisors (see below), whose sum is σ = 1351558353408. Its totient is φ = 672672611520.

The previous prime is 1011338289439. The next prime is 1011338289457. The reversal of 1011338289447 is 7449828331101.

It is not a de Polignac number, because 1011338289447 - 2³ = 1011338289439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011338289447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011338289457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5541483 + ... + 5721075.

It is an arithmetic number, because the mean of its divisors is an integer number (84472397088).

Almost surely, 2^{1011338289447} is an apocalyptic number.

1011338289447 is a deficient number, since it is larger than the sum of its proper divisors (340220063961).

1011338289447 is a wasteful number, since it uses less digits than its factorization.

1011338289447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183910.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 1011338289447 in words is "one trillion, eleven billion, three hundred thirty-eight million, two hundred eighty-nine thousand, four hundred forty-seven".