9025449211 has 4 divisors (see below), whose sum is σ = 9071263872. Its totient is φ = 8979634552.

The previous prime is 9025449157. The next prime is 9025449239. The reversal of 9025449211 is 1129445209.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9025449211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9025449011) 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, 22907035 + ... + 22907428.

It is an arithmetic number, because the mean of its divisors is an integer number (2267815968).

Almost surely, 2^9025449211 is an apocalyptic number.

9025449211 is a deficient number, since it is larger than the sum of its proper divisors (45814661).

9025449211 is a wasteful number, since it uses less digits than its factorization.

9025449211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45814660.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 9025449211 is about 95002.3642390020. The cubic root of 9025449211 is about 2082.0425887685.

The spelling of 9025449211 in words is "nine billion, twenty-five million, four hundred forty-nine thousand, two hundred eleven".