9021656941 has 8 divisors (see below), whose sum is σ = 9843619968. Its totient is φ = 8199996000.

The previous prime is 9021656923. The next prime is 9021656947. The reversal of 9021656941 is 1496561209.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9021656941 is a prime.

It is a super-2 number, since 2×9021656941² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9021656947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10645 + ... + 134746.

It is an arithmetic number, because the mean of its divisors is an integer number (1230452496).

Almost surely, 2^9021656941 is an apocalyptic number.

It is an amenable number.

9021656941 is a deficient number, since it is larger than the sum of its proper divisors (821963027).

9021656941 is a wasteful number, since it uses less digits than its factorization.

9021656941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151043.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 9021656941 is about 94982.4033229313. The cubic root of 9021656941 is about 2081.7509403576.

The spelling of 9021656941 in words is "nine billion, twenty-one million, six hundred fifty-six thousand, nine hundred forty-one".