9015090213 has 4 divisors (see below), whose sum is σ = 12020120288. Its totient is φ = 6010060140.

The previous prime is 9015090211. The next prime is 9015090229. The reversal of 9015090213 is 3120905109.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9015090213 - 2¹ = 9015090211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9015090211) 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, 1502515033 + ... + 1502515038.

It is an arithmetic number, because the mean of its divisors is an integer number (3005030072).

Almost surely, 2^9015090213 is an apocalyptic number.

It is an amenable number.

9015090213 is a deficient number, since it is larger than the sum of its proper divisors (3005030075).

9015090213 is a wasteful number, since it uses less digits than its factorization.

9015090213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005030074.

The product of its (nonzero) digits is 2430, while the sum is 30.

The square root of 9015090213 is about 94947.8289009285. The cubic root of 9015090213 is about 2081.2457260560.

The spelling of 9015090213 in words is "nine billion, fifteen million, ninety thousand, two hundred thirteen".