102451130 has 16 divisors (see below), whose sum is σ = 184550184. Its totient is φ = 40949760.

The previous prime is 102451127. The next prime is 102451159. The reversal of 102451130 is 31154201.

It can be written as a sum of positive squares in 4 ways, for example, as 61324561 + 41126569 = 7831^2 + 6413^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102451099 and 102451108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14234 + ... + 20186.

Almost surely, 2^102451130 is an apocalyptic number.

102451130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102451130 is a deficient number, since it is larger than the sum of its proper divisors (82099054).

102451130 is a wasteful number, since it uses less digits than its factorization.

102451130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7681.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 102451130 is about 10121.8145606408. The cubic root of 102451130 is about 467.9206923591.

The spelling of 102451130 in words is "one hundred two million, four hundred fifty-one thousand, one hundred thirty".