9042952261 has 4 divisors (see below), whose sum is σ = 10334802592. Its totient is φ = 7751101932.

The previous prime is 9042952241. The next prime is 9042952271. The reversal of 9042952261 is 1622592409.

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 9042952261 - 2¹⁹ = 9042427973 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 (9042952241) 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, 645925155 + ... + 645925168.

It is an arithmetic number, because the mean of its divisors is an integer number (2583700648).

Almost surely, 2^9042952261 is an apocalyptic number.

It is an amenable number.

9042952261 is a deficient number, since it is larger than the sum of its proper divisors (1291850331).

9042952261 is a wasteful number, since it uses less digits than its factorization.

9042952261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291850330.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 9042952261 is about 95094.4386439081. The cubic root of 9042952261 is about 2083.3876211190.

The spelling of 9042952261 in words is "nine billion, forty-two million, nine hundred fifty-two thousand, two hundred sixty-one".