102413720 has 16 divisors (see below), whose sum is σ = 230430960. Its totient is φ = 40965472.

The previous prime is 102413719. The next prime is 102413749. The reversal of 102413720 is 27314201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 102413692 and 102413701.

It is a congruent number.

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, 1280132 + ... + 1280211.

It is an arithmetic number, because the mean of its divisors is an integer number (14401935).

Almost surely, 2^102413720 is an apocalyptic number.

102413720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102413720 is an abundant number, since it is smaller than the sum of its proper divisors (128017240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102413720 is a wasteful number, since it uses less digits than its factorization.

102413720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2560354 (or 2560350 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 102413720 is about 10119.9664031063. The cubic root of 102413720 is about 467.8637317244.

Adding to 102413720 its reverse (27314201), we get a palindrome (129727921).

The spelling of 102413720 in words is "one hundred two million, four hundred thirteen thousand, seven hundred twenty".