300149591149 has 4 divisors (see below), whose sum is σ = 305812791036. Its totient is φ = 294486391264.

The previous prime is 300149591141. The next prime is 300149591153. The reversal of 300149591149 is 941195941003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 941195941003 = 158209 ⋅5949067.

It can be written as a sum of positive squares in 2 ways, for example, as 267477221124 + 32672370025 = 517182^2 + 180755^2 .

It is a cyclic number.

It is not a de Polignac number, because 300149591149 - 2³ = 300149591141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 300149591099 and 300149591108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300149591141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2831599864 + ... + 2831599969.

It is an arithmetic number, because the mean of its divisors is an integer number (76453197759).

Almost surely, 2^300149591149 is an apocalyptic number.

It is an amenable number.

300149591149 is a deficient number, since it is larger than the sum of its proper divisors (5663199887).

300149591149 is an equidigital number, since it uses as much as digits as its factorization.

300149591149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663199886.

The product of its (nonzero) digits is 174960, while the sum is 46.

The spelling of 300149591149 in words is "three hundred billion, one hundred forty-nine million, five hundred ninety-one thousand, one hundred forty-nine".