1009325477 has 4 divisors (see below), whose sum is σ = 1013657580. Its totient is φ = 1004993376.

The previous prime is 1009325437. The next prime is 1009325507. The reversal of 1009325477 is 7745239001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7745239001 = 199 ⋅38920799.

It can be written as a sum of positive squares in 2 ways, for example, as 659411041 + 349914436 = 25679^2 + 18706^2 .

It is a cyclic number.

It is not a de Polignac number, because 1009325477 - 2⁸ = 1009325221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1009325477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009325417) 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, 2165702 + ... + 2166167.

It is an arithmetic number, because the mean of its divisors is an integer number (253414395).

Almost surely, 2^1009325477 is an apocalyptic number.

It is an amenable number.

1009325477 is a deficient number, since it is larger than the sum of its proper divisors (4332103).

1009325477 is an equidigital number, since it uses as much as digits as its factorization.

1009325477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4332102.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 1009325477 is about 31769.8831757374. The cubic root of 1009325477 is about 1003.0988793605.

The spelling of 1009325477 in words is "one billion, nine million, three hundred twenty-five thousand, four hundred seventy-seven".