102146007 has 4 divisors (see below), whose sum is σ = 136194680. Its totient is φ = 68097336.

The previous prime is 102146003. The next prime is 102146021. The reversal of 102146007 is 700641201.

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

It is not a de Polignac number, because 102146007 - 2² = 102146003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102146003) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 17024332 + ... + 17024337.

It is an arithmetic number, because the mean of its divisors is an integer number (34048670).

Almost surely, 2^102146007 is an apocalyptic number.

102146007 is a deficient number, since it is larger than the sum of its proper divisors (34048673).

102146007 is an equidigital number, since it uses as much as digits as its factorization.

102146007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34048672.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 102146007 is about 10106.7307770614. The cubic root of 102146007 is about 467.4557053365.

Adding to 102146007 its reverse (700641201), we get a palindrome (802787208).

The spelling of 102146007 in words is "one hundred two million, one hundred forty-six thousand, seven".