9469442945 has 4 divisors (see below), whose sum is σ = 11363331540. Its totient is φ = 7575554352.

The previous prime is 9469442887. The next prime is 9469442987. The reversal of 9469442945 is 5492449649.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5492449649 = 503 ⋅10919383.

It can be written as a sum of positive squares in 2 ways, for example, as 3068162881 + 6401280064 = 55391^2 + 80008^2 .

It is a cyclic number.

It is not a de Polignac number, because 9469442945 - 2⁶ = 9469442881 is a prime.

It is a super-3 number, since 3×9469442945³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946944290 + ... + 946944299.

It is an arithmetic number, because the mean of its divisors is an integer number (2840832885).

Almost surely, 2^9469442945 is an apocalyptic number.

It is an amenable number.

9469442945 is a deficient number, since it is larger than the sum of its proper divisors (1893888595).

9469442945 is a wasteful number, since it uses less digits than its factorization.

9469442945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893888594.

The product of its digits is 11197440, while the sum is 56.

The square root of 9469442945 is about 97311.0628089119. The cubic root of 9469442945 is about 2115.6385759998.

The spelling of 9469442945 in words is "nine billion, four hundred sixty-nine million, four hundred forty-two thousand, nine hundred forty-five".