102404013 has 8 divisors (see below), whose sum is σ = 137141088. Its totient is φ = 67968144.

The previous prime is 102404011. The next prime is 102404021. The reversal of 102404013 is 310404201.

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

It is not a de Polignac number, because 102404013 - 2¹ = 102404011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102403983 and 102404001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102404011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74506 + ... + 75867.

It is an arithmetic number, because the mean of its divisors is an integer number (17142636).

Almost surely, 2^102404013 is an apocalyptic number.

It is an amenable number.

102404013 is a deficient number, since it is larger than the sum of its proper divisors (34737075).

102404013 is a wasteful number, since it uses less digits than its factorization.

102404013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150603.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 102404013 is about 10119.4867952876. The cubic root of 102404013 is about 467.8489495359.

Adding to 102404013 its reverse (310404201), we get a palindrome (412808214).

The spelling of 102404013 in words is "one hundred two million, four hundred four thousand, thirteen".