1003697226663 has 16 divisors (see below), whose sum is σ = 1348853108736. Its totient is φ = 663836826240.

The previous prime is 1003697226643. The next prime is 1003697226709. The reversal of 1003697226663 is 3666227963001.

It is a happy number.

It is not a de Polignac number, because 1003697226663 - 2³² = 999402259367 is a prime.

It is a super-3 number, since 3×1003697226663³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003697226643) 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, 18493695 + ... + 18547887.

It is an arithmetic number, because the mean of its divisors is an integer number (84303319296).

Almost surely, 2^{1003697226663} is an apocalyptic number.

1003697226663 is a deficient number, since it is larger than the sum of its proper divisors (345155882073).

1003697226663 is a wasteful number, since it uses less digits than its factorization.

1003697226663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102934.

The product of its (nonzero) digits is 2939328, while the sum is 51.

The spelling of 1003697226663 in words is "one trillion, three billion, six hundred ninety-seven million, two hundred twenty-six thousand, six hundred sixty-three".