102135098 has 8 divisors (see below), whose sum is σ = 164987508. Its totient is φ = 47139264.

The previous prime is 102135097. The next prime is 102135107. The reversal of 102135098 is 890531201.

It can be written as a sum of positive squares in 2 ways, for example, as 77563249 + 24571849 = 8807^2 + 4957^2 .

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 102135098.

It is not an unprimeable number, because it can be changed into a prime (102135091) 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, 1964111 + ... + 1964162.

Almost surely, 2^102135098 is an apocalyptic number.

102135098 is a deficient number, since it is larger than the sum of its proper divisors (62852410).

102135098 is a wasteful number, since it uses less digits than its factorization.

102135098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928288.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 102135098 is about 10106.1910728028. The cubic root of 102135098 is about 467.4390636162.

Adding to 102135098 its reverse (890531201), we get a palindrome (992666299).

The spelling of 102135098 in words is "one hundred two million, one hundred thirty-five thousand, ninety-eight".