9150256481 has 2 divisors, whose sum is σ = 9150256482. Its totient is φ = 9150256480.

The previous prime is 9150256469. The next prime is 9150256537. The reversal of 9150256481 is 1846520519.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8638773025 + 511483456 = 92945^2 + 22616^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9150256481 is a prime.

It is a super-2 number, since 2×9150256481² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9150256981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4575128240 + 4575128241.

It is an arithmetic number, because the mean of its divisors is an integer number (4575128241).

Almost surely, 2^9150256481 is an apocalyptic number.

It is an amenable number.

9150256481 is a deficient number, since it is larger than the sum of its proper divisors (1).

9150256481 is an equidigital number, since it uses as much as digits as its factorization.

9150256481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 9150256481 is about 95656.9729868137. The cubic root of 9150256481 is about 2091.5957747000.

The spelling of 9150256481 in words is "nine billion, one hundred fifty million, two hundred fifty-six thousand, four hundred eighty-one".