265330147 has 16 divisors (see below), whose sum is σ = 283336704. Its totient is φ = 248040000.

The previous prime is 265330129. The next prime is 265330183. The reversal of 265330147 is 741033562.

It is a cyclic number.

It is not a de Polignac number, because 265330147 - 2²³ = 256941539 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265330127) 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 15 ways as a sum of consecutive naturals, for example, 135022 + ... + 136972.

It is an arithmetic number, because the mean of its divisors is an integer number (17708544).

Almost surely, 2^265330147 is an apocalyptic number.

265330147 is a deficient number, since it is larger than the sum of its proper divisors (18006557).

265330147 is a wasteful number, since it uses less digits than its factorization.

265330147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 265330147 is about 16288.9578242440. The cubic root of 265330147 is about 642.5824585937.

The spelling of 265330147 in words is "two hundred sixty-five million, three hundred thirty thousand, one hundred forty-seven".