121754023 has 2 divisors, whose sum is σ = 121754024. Its totient is φ = 121754022.

The previous prime is 121754021. The next prime is 121754057. The reversal of 121754023 is 320457121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121754023 - 2¹ = 121754021 is a prime.

It is a super-3 number, since 3×121754023³ (a number of 25 digits) contains 333 as substring.

Together with 121754021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121754021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60877011 + 60877012.

It is an arithmetic number, because the mean of its divisors is an integer number (60877012).

Almost surely, 2^121754023 is an apocalyptic number.

121754023 is a deficient number, since it is larger than the sum of its proper divisors (1).

121754023 is an equidigital number, since it uses as much as digits as its factorization.

121754023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 121754023 is about 11034.2205433823. The cubic root of 121754023 is about 495.6340180342.

The spelling of 121754023 in words is "one hundred twenty-one million, seven hundred fifty-four thousand, twenty-three".