912653389 has 2 divisors, whose sum is σ = 912653390. Its totient is φ = 912653388.

The previous prime is 912653377. The next prime is 912653407. The reversal of 912653389 is 983356219.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 912342025 + 311364 = 30205^2 + 558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-912653389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (912653689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456326694 + 456326695.

It is an arithmetic number, because the mean of its divisors is an integer number (456326695).

Almost surely, 2^912653389 is an apocalyptic number.

It is an amenable number.

912653389 is a deficient number, since it is larger than the sum of its proper divisors (1).

912653389 is an equidigital number, since it uses as much as digits as its factorization.

912653389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 46.

The square root of 912653389 is about 30210.1537400921. The cubic root of 912653389 is about 969.9930523469.

The spelling of 912653389 in words is "nine hundred twelve million, six hundred fifty-three thousand, three hundred eighty-nine".