102451424 has 24 divisors (see below), whose sum is σ = 202078800. Its totient is φ = 51129856.

The previous prime is 102451417. The next prime is 102451429. The reversal of 102451424 is 424154201.

It is a self number, because there is not a number n which added to its sum of digits gives 102451424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102451429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16277 + ... + 21675.

It is an arithmetic number, because the mean of its divisors is an integer number (8419950).

Almost surely, 2^102451424 is an apocalyptic number.

It is an amenable number.

102451424 is a deficient number, since it is larger than the sum of its proper divisors (99627376).

102451424 is an equidigital number, since it uses as much as digits as its factorization.

102451424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6002 (or 5994 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 102451424 is about 10121.8290837180. The cubic root of 102451424 is about 467.9211399499.

The spelling of 102451424 in words is "one hundred two million, four hundred fifty-one thousand, four hundred twenty-four".