102613402 has 8 divisors (see below), whose sum is σ = 153969012. Its totient is φ = 51290400.

The previous prime is 102613391. The next prime is 102613417. The reversal of 102613402 is 204316201.

It can be written as a sum of positive squares in 2 ways, for example, as 89283601 + 13329801 = 9449^2 + 3651^2 .

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 102613402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2502 + ... + 14542.

Almost surely, 2^102613402 is an apocalyptic number.

102613402 is a deficient number, since it is larger than the sum of its proper divisors (51355610).

102613402 is a wasteful number, since it uses less digits than its factorization.

102613402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16304.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 102613402 is about 10129.8273430498. The cubic root of 102613402 is about 468.1676080452.

Adding to 102613402 its reverse (204316201), we get a palindrome (306929603).

The spelling of 102613402 in words is "one hundred two million, six hundred thirteen thousand, four hundred two".