146714921 has 2 divisors, whose sum is σ = 146714922. Its totient is φ = 146714920.

The previous prime is 146714881. The next prime is 146714959. The reversal of 146714921 is 129417641.

146714921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138391696 + 8323225 = 11764^2 + 2885^2 .

It is a cyclic number.

It is not a de Polignac number, because 146714921 - 2²² = 142520617 is a prime.

It is not a weakly prime, because it can be changed into another prime (146714021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73357460 + 73357461.

It is an arithmetic number, because the mean of its divisors is an integer number (73357461).

Almost surely, 2^146714921 is an apocalyptic number.

It is an amenable number.

146714921 is a deficient number, since it is larger than the sum of its proper divisors (1).

146714921 is an equidigital number, since it uses as much as digits as its factorization.

146714921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 146714921 is about 12112.5934877713. The cubic root of 146714921 is about 527.4218220059.

The spelling of 146714921 in words is "one hundred forty-six million, seven hundred fourteen thousand, nine hundred twenty-one".