1011006144403 has 4 divisors (see below), whose sum is σ = 1011008158360. Its totient is φ = 1011004130448.

The previous prime is 1011006144383. The next prime is 1011006144419. The reversal of 1011006144403 is 3044416001101.

It is a happy number.

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 1011006144403 - 2⁵ = 1011006144371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011006144103) 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, 421351 + ... + 1483087.

It is an arithmetic number, because the mean of its divisors is an integer number (252752039590).

Almost surely, 2^{1011006144403} is an apocalyptic number.

1011006144403 is a deficient number, since it is larger than the sum of its proper divisors (2013957).

1011006144403 is an equidigital number, since it uses as much as digits as its factorization.

1011006144403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013956.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 1011006144403 in words is "one trillion, eleven billion, six million, one hundred forty-four thousand, four hundred three".