102655430 has 8 divisors (see below), whose sum is σ = 184779792. Its totient is φ = 41062168.

The previous prime is 102655403. The next prime is 102655451. The reversal of 102655430 is 34556201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102655430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5132762 + ... + 5132781.

It is an arithmetic number, because the mean of its divisors is an integer number (23097474).

Almost surely, 2^102655430 is an apocalyptic number.

102655430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102655430 is a deficient number, since it is larger than the sum of its proper divisors (82124362).

102655430 is a wasteful number, since it uses less digits than its factorization.

102655430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10265550.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 102655430 is about 10131.9015984168. The cubic root of 102655430 is about 468.2315160798.

The spelling of 102655430 in words is "one hundred two million, six hundred fifty-five thousand, four hundred thirty".