264913147 has 2 divisors, whose sum is σ = 264913148. Its totient is φ = 264913146.

The previous prime is 264913123. The next prime is 264913163. The reversal of 264913147 is 741319462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264913147 is a prime.

It is not a weakly prime, because it can be changed into another prime (264913247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132456573 + 132456574.

It is an arithmetic number, because the mean of its divisors is an integer number (132456574).

Almost surely, 2^264913147 is an apocalyptic number.

264913147 is a deficient number, since it is larger than the sum of its proper divisors (1).

264913147 is an equidigital number, since it uses as much as digits as its factorization.

264913147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 264913147 is about 16276.1527087945. The cubic root of 264913147 is about 642.2456487902.

The spelling of 264913147 in words is "two hundred sixty-four million, nine hundred thirteen thousand, one hundred forty-seven".