300342157 has 4 divisors (see below), whose sum is σ = 301160896. Its totient is φ = 299523420.

The previous prime is 300342137. The next prime is 300342181. The reversal of 300342157 is 751243003.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 300342157 - 2²³ = 291953549 is a prime.

It is a super-2 number, since 2×300342157² = 180410822542825298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300342127) 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, 408819 + ... + 409552.

It is an arithmetic number, because the mean of its divisors is an integer number (75290224).

Almost surely, 2^300342157 is an apocalyptic number.

It is an amenable number.

300342157 is a deficient number, since it is larger than the sum of its proper divisors (818739).

300342157 is an equidigital number, since it uses as much as digits as its factorization.

300342157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818738.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 300342157 is about 17330.3824827959. The cubic root of 300342157 is about 669.6873546884.

The spelling of 300342157 in words is "three hundred million, three hundred forty-two thousand, one hundred fifty-seven".