102055418 has 8 divisors (see below), whose sum is σ = 153938880. Its totient is φ = 50742460.

The previous prime is 102055417. The next prime is 102055451. The reversal of 102055418 is 814550201.

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

It is not an unprimeable number, because it can be changed into a prime (102055417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142178 + ... + 142893.

It is an arithmetic number, because the mean of its divisors is an integer number (19242360).

Almost surely, 2^102055418 is an apocalyptic number.

102055418 is a deficient number, since it is larger than the sum of its proper divisors (51883462).

102055418 is a wasteful number, since it uses less digits than its factorization.

102055418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285252.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 102055418 is about 10102.2481656313. The cubic root of 102055418 is about 467.3174755264.

The spelling of 102055418 in words is "one hundred two million, fifty-five thousand, four hundred eighteen".