146031799 has 2 divisors, whose sum is σ = 146031800. Its totient is φ = 146031798.

The previous prime is 146031797. The next prime is 146031803. The reversal of 146031799 is 997130641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146031799 - 2¹ = 146031797 is a prime.

Together with 146031797, 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 (146031797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73015899 + 73015900.

It is an arithmetic number, because the mean of its divisors is an integer number (73015900).

Almost surely, 2^146031799 is an apocalyptic number.

146031799 is a deficient number, since it is larger than the sum of its proper divisors (1).

146031799 is an equidigital number, since it uses as much as digits as its factorization.

146031799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 146031799 is about 12084.3617539364. The cubic root of 146031799 is about 526.6019688102.

The spelling of 146031799 in words is "one hundred forty-six million, thirty-one thousand, seven hundred ninety-nine".