121126373 has 2 divisors, whose sum is σ = 121126374. Its totient is φ = 121126372.

The previous prime is 121126361. The next prime is 121126391. The reversal of 121126373 is 373621121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121044004 + 82369 = 11002^2 + 287^2 .

It is a cyclic number.

It is not a de Polignac number, because 121126373 - 2¹⁸ = 120864229 is a prime.

It is a super-2 number, since 2×121126373² = 29343196472270258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121126333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60563186 + 60563187.

It is an arithmetic number, because the mean of its divisors is an integer number (60563187).

Almost surely, 2^121126373 is an apocalyptic number.

It is an amenable number.

121126373 is a deficient number, since it is larger than the sum of its proper divisors (1).

121126373 is an equidigital number, since it uses as much as digits as its factorization.

121126373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 26.

The square root of 121126373 is about 11005.7427282306. The cubic root of 121126373 is about 494.7808750224.

Adding to 121126373 its reverse (373621121), we get a palindrome (494747494).

The spelling of 121126373 in words is "one hundred twenty-one million, one hundred twenty-six thousand, three hundred seventy-three".