102148426 has 8 divisors (see below), whose sum is σ = 153399204. Its totient is φ = 51015360.

The previous prime is 102148381. The next prime is 102148447. The reversal of 102148426 is 624841201.

It can be written as a sum of positive squares in 2 ways, for example, as 87441201 + 14707225 = 9351^2 + 3835^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 102148394 and 102148403.

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, 27225 + ... + 30748.

Almost surely, 2^102148426 is an apocalyptic number.

102148426 is a deficient number, since it is larger than the sum of its proper divisors (51250778).

102148426 is an equidigital number, since it uses as much as digits as its factorization.

102148426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58856.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 102148426 is about 10106.8504490766. The cubic root of 102148426 is about 467.4593953696.

Adding to 102148426 its reverse (624841201), we get a palindrome (726989627).

The spelling of 102148426 in words is "one hundred two million, one hundred forty-eight thousand, four hundred twenty-six".