102918950 has 12 divisors (see below), whose sum is σ = 191429340. Its totient is φ = 41167560.

The previous prime is 102918929. The next prime is 102918961. The reversal of 102918950 is 59819201.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 102918950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1029140 + ... + 1029239.

It is an arithmetic number, because the mean of its divisors is an integer number (15952445).

Almost surely, 2^102918950 is an apocalyptic number.

102918950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102918950 is a deficient number, since it is larger than the sum of its proper divisors (88510390).

102918950 is a wasteful number, since it uses less digits than its factorization.

102918950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058391 (or 2058386 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 102918950 is about 10144.8977323579. The cubic root of 102918950 is about 468.6318291749.

The spelling of 102918950 in words is "one hundred two million, nine hundred eighteen thousand, nine hundred fifty".