146870051 has 2 divisors, whose sum is σ = 146870052. Its totient is φ = 146870050.

The previous prime is 146870029. The next prime is 146870081. The reversal of 146870051 is 150078641.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (150078641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146870051 - 2¹⁰ = 146869027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146870011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73435025 + 73435026.

It is an arithmetic number, because the mean of its divisors is an integer number (73435026).

Almost surely, 2^146870051 is an apocalyptic number.

146870051 is a deficient number, since it is larger than the sum of its proper divisors (1).

146870051 is an equidigital number, since it uses as much as digits as its factorization.

146870051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 146870051 is about 12118.9954616709. The cubic root of 146870051 is about 527.6076475201.

The spelling of 146870051 in words is "one hundred forty-six million, eight hundred seventy thousand, fifty-one".