121133497 has 2 divisors, whose sum is σ = 121133498. Its totient is φ = 121133496.

The previous prime is 121133491. The next prime is 121133533. The reversal of 121133497 is 794331121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62473216 + 58660281 = 7904^2 + 7659^2 .

It is a cyclic number.

It is not a de Polignac number, because 121133497 - 2¹⁵ = 121100729 is a prime.

It is not a weakly prime, because it can be changed into another prime (121133491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60566748 + 60566749.

It is an arithmetic number, because the mean of its divisors is an integer number (60566749).

Almost surely, 2^121133497 is an apocalyptic number.

It is an amenable number.

121133497 is a deficient number, since it is larger than the sum of its proper divisors (1).

121133497 is an equidigital number, since it uses as much as digits as its factorization.

121133497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 121133497 is about 11006.0663726874. The cubic root of 121133497 is about 494.7905749465.

The spelling of 121133497 in words is "one hundred twenty-one million, one hundred thirty-three thousand, four hundred ninety-seven".