1021453401104 has 40 divisors (see below), whose sum is σ = 1982404368000. Its totient is φ = 509865608576.

The previous prime is 1021453401053. The next prime is 1021453401113. The reversal of 1021453401104 is 4011043541201.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 45878327 + ... + 45900585.

It is an arithmetic number, because the mean of its divisors is an integer number (49560109200).

Almost surely, 2^{1021453401104} is an apocalyptic number.

It is an amenable number.

1021453401104 is a deficient number, since it is larger than the sum of its proper divisors (960950966896).

1021453401104 is a wasteful number, since it uses less digits than its factorization.

1021453401104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26975 (or 26969 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1021453401104 its reverse (4011043541201), we get a palindrome (5032496942305).

The spelling of 1021453401104 in words is "one trillion, twenty-one billion, four hundred fifty-three million, four hundred one thousand, one hundred four".