121162073 has 2 divisors, whose sum is σ = 121162074. Its totient is φ = 121162072.

The previous prime is 121162051. The next prime is 121162109. The reversal of 121162073 is 370261121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117332224 + 3829849 = 10832^2 + 1957^2 .

It is an emirp because it is prime and its reverse (370261121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121162073 - 2²⁴ = 104384857 is a prime.

It is not a weakly prime, because it can be changed into another prime (121162673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60581036 + 60581037.

It is an arithmetic number, because the mean of its divisors is an integer number (60581037).

Almost surely, 2^121162073 is an apocalyptic number.

It is an amenable number.

121162073 is a deficient number, since it is larger than the sum of its proper divisors (1).

121162073 is an equidigital number, since it uses as much as digits as its factorization.

121162073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 121162073 is about 11007.3644892863. The cubic root of 121162073 is about 494.8294797475.

The spelling of 121162073 in words is "one hundred twenty-one million, one hundred sixty-two thousand, seventy-three".