102434312 has 8 divisors (see below), whose sum is σ = 192064350. Its totient is φ = 51217152.

The previous prime is 102434309. The next prime is 102434383. The reversal of 102434312 is 213434201.

It can be written as a sum of positive squares in only one way, i.e., 74407876 + 28026436 = 8626^2 + 5294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6402137 + ... + 6402152.

Almost surely, 2^102434312 is an apocalyptic number.

It is an amenable number.

102434312 is a deficient number, since it is larger than the sum of its proper divisors (89630038).

102434312 is a wasteful number, since it uses less digits than its factorization.

102434312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12804295 (or 12804291 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 102434312 is about 10120.9837466523. The cubic root of 102434312 is about 467.8950869123.

Adding to 102434312 its reverse (213434201), we get a palindrome (315868513).

The spelling of 102434312 in words is "one hundred two million, four hundred thirty-four thousand, three hundred twelve".