146309071 has 2 divisors, whose sum is σ = 146309072. Its totient is φ = 146309070.

The previous prime is 146309047. The next prime is 146309081. The reversal of 146309071 is 170903641.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146309071 - 2¹³ = 146300879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146309011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73154535 + 73154536.

It is an arithmetic number, because the mean of its divisors is an integer number (73154536).

Almost surely, 2^146309071 is an apocalyptic number.

146309071 is a deficient number, since it is larger than the sum of its proper divisors (1).

146309071 is an equidigital number, since it uses as much as digits as its factorization.

146309071 is an evil number, because the sum of its binary digits is even.

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

The square root of 146309071 is about 12095.8286611542. The cubic root of 146309071 is about 526.9350461902.

The spelling of 146309071 in words is "one hundred forty-six million, three hundred nine thousand, seventy-one".