1053403220504 has 8 divisors (see below), whose sum is σ = 1975131038460. Its totient is φ = 526701610248.

The previous prime is 1053403220503. The next prime is 1053403220533. The reversal of 1053403220504 is 4050223043501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1053403220504² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053403220503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65837701274 + ... + 65837701289.

Almost surely, 2^{1053403220504} is an apocalyptic number.

It is an amenable number.

1053403220504 is a deficient number, since it is larger than the sum of its proper divisors (921727817956).

1053403220504 is a wasteful number, since it uses less digits than its factorization.

1053403220504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131675402569 (or 131675402565 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 1053403220504 in words is "one trillion, fifty-three billion, four hundred three million, two hundred twenty thousand, five hundred four".