112451453421 has 16 divisors (see below), whose sum is σ = 156518524800. Its totient is φ = 71678689280.

The previous prime is 112451453407. The next prime is 112451453479. The reversal of 112451453421 is 124354154211.

It is a cyclic number.

It is not a de Polignac number, because 112451453421 - 2⁶ = 112451453357 is a prime.

It is a super-5 number, since 5×112451453421⁵ (a number of 56 digits) contains 55555 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112451453921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165396 + ... + 502253.

It is an arithmetic number, because the mean of its divisors is an integer number (9782407800).

Almost surely, 2^112451453421 is an apocalyptic number.

It is an amenable number.

112451453421 is a deficient number, since it is larger than the sum of its proper divisors (44067071379).

112451453421 is a wasteful number, since it uses less digits than its factorization.

112451453421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670116.

The product of its digits is 19200, while the sum is 33.

The spelling of 112451453421 in words is "one hundred twelve billion, four hundred fifty-one million, four hundred fifty-three thousand, four hundred twenty-one".