102303134 has 4 divisors (see below), whose sum is σ = 153454704. Its totient is φ = 51151566.

The previous prime is 102303133. The next prime is 102303151. The reversal of 102303134 is 431303201.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102303133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25575782 + ... + 25575785.

It is an arithmetic number, because the mean of its divisors is an integer number (38363676).

Almost surely, 2^102303134 is an apocalyptic number.

102303134 is a deficient number, since it is larger than the sum of its proper divisors (51151570).

102303134 is an equidigital number, since it uses as much as digits as its factorization.

102303134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51151569.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 102303134 is about 10114.5011740570. The cubic root of 102303134 is about 467.6952718331.

Adding to 102303134 its reverse (431303201), we get a palindrome (533606335).

The spelling of 102303134 in words is "one hundred two million, three hundred three thousand, one hundred thirty-four".