303140134 has 16 divisors (see below), whose sum is σ = 512050176. Its totient is φ = 133345800.

The previous prime is 303140129. The next prime is 303140137. The reversal of 303140134 is 431041303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303140137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221562 + ... + 222925.

It is an arithmetic number, because the mean of its divisors is an integer number (32003136).

Almost surely, 2^303140134 is an apocalyptic number.

303140134 is a deficient number, since it is larger than the sum of its proper divisors (208910042).

303140134 is a wasteful number, since it uses less digits than its factorization.

303140134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444531.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 303140134 is about 17410.9199642064. The cubic root of 303140134 is about 671.7605247302.

Adding to 303140134 its reverse (431041303), we get a palindrome (734181437).

The spelling of 303140134 in words is "three hundred three million, one hundred forty thousand, one hundred thirty-four".