102145414 has 8 divisors (see below), whose sum is σ = 175106448. Its totient is φ = 43776600.

The previous prime is 102145331. The next prime is 102145451. The reversal of 102145414 is 414541201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3648037 + ... + 3648064.

It is an arithmetic number, because the mean of its divisors is an integer number (21888306).

Almost surely, 2^102145414 is an apocalyptic number.

102145414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102145414 is a deficient number, since it is larger than the sum of its proper divisors (72961034).

102145414 is an equidigital number, since it uses as much as digits as its factorization.

102145414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7296110.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 102145414 is about 10106.7014401337. The cubic root of 102145414 is about 467.4548007432.

Adding to 102145414 its reverse (414541201), we get a palindrome (516686615).

The spelling of 102145414 in words is "one hundred two million, one hundred forty-five thousand, four hundred fourteen".