9269642121 has 4 divisors (see below), whose sum is σ = 12359522832. Its totient is φ = 6179761412.

The previous prime is 9269642093. The next prime is 9269642131. The reversal of 9269642121 is 1212469629.

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 a cyclic number.

It is not a de Polignac number, because 9269642121 - 2⁷ = 9269641993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9269642131) 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, 1544940351 + ... + 1544940356.

It is an arithmetic number, because the mean of its divisors is an integer number (3089880708).

Almost surely, 2^9269642121 is an apocalyptic number.

It is an amenable number.

9269642121 is a deficient number, since it is larger than the sum of its proper divisors (3089880711).

9269642121 is a wasteful number, since it uses less digits than its factorization.

9269642121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089880710.

The product of its digits is 93312, while the sum is 42.

The square root of 9269642121 is about 96278.9806811435. The cubic root of 9269642121 is about 2100.6530184575.

The spelling of 9269642121 in words is "nine billion, two hundred sixty-nine million, six hundred forty-two thousand, one hundred twenty-one".