912207047 has 2 divisors, whose sum is σ = 912207048. Its totient is φ = 912207046.

The previous prime is 912207011. The next prime is 912207061. The reversal of 912207047 is 740702219.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 912207047 - 2¹⁰ = 912206023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (912207007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456103523 + 456103524.

It is an arithmetic number, because the mean of its divisors is an integer number (456103524).

Almost surely, 2^912207047 is an apocalyptic number.

912207047 is a deficient number, since it is larger than the sum of its proper divisors (1).

912207047 is an equidigital number, since it uses as much as digits as its factorization.

912207047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 912207047 is about 30202.7655521808. The cubic root of 912207047 is about 969.8348983888.

The spelling of 912207047 in words is "nine hundred twelve million, two hundred seven thousand, forty-seven".