102684051 has 8 divisors (see below), whose sum is σ = 152124560. Its totient is φ = 68456016.

The previous prime is 102684047. The next prime is 102684067. The reversal of 102684051 is 150486201.

It is not a de Polignac number, because 102684051 - 2² = 102684047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3803113 = 102684051 / (1 + 0 + 2 + 6 + 8 + 4 + 0 + 5 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102684091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1901530 + ... + 1901583.

It is an arithmetic number, because the mean of its divisors is an integer number (19015570).

Almost surely, 2^102684051 is an apocalyptic number.

102684051 is a deficient number, since it is larger than the sum of its proper divisors (49440509).

102684051 is an equidigital number, since it uses as much as digits as its factorization.

102684051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803122 (or 3803116 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 102684051 is about 10133.3139199375. The cubic root of 102684051 is about 468.2750273647.

The spelling of 102684051 in words is "one hundred two million, six hundred eighty-four thousand, fifty-one".