102415342 has 4 divisors (see below), whose sum is σ = 153623016. Its totient is φ = 51207670.

The previous prime is 102415337. The next prime is 102415367. The reversal of 102415342 is 243514201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25603834 + ... + 25603837.

It is an arithmetic number, because the mean of its divisors is an integer number (38405754).

Almost surely, 2^102415342 is an apocalyptic number.

102415342 is a deficient number, since it is larger than the sum of its proper divisors (51207674).

102415342 is an equidigital number, since it uses as much as digits as its factorization.

102415342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51207673.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 102415342 is about 10120.0465413950. The cubic root of 102415342 is about 467.8662016765.

Adding to 102415342 its reverse (243514201), we get a palindrome (345929543).

The spelling of 102415342 in words is "one hundred two million, four hundred fifteen thousand, three hundred forty-two".