146999959 has 2 divisors, whose sum is σ = 146999960. Its totient is φ = 146999958.

The previous prime is 146999939. The next prime is 146999971. The reversal of 146999959 is 959999641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146999959 - 2¹¹ = 146997911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146999897 and 146999906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146999939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73499979 + 73499980.

It is an arithmetic number, because the mean of its divisors is an integer number (73499980).

Almost surely, 2^146999959 is an apocalyptic number.

146999959 is a deficient number, since it is larger than the sum of its proper divisors (1).

146999959 is an equidigital number, since it uses as much as digits as its factorization.

146999959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7085880, while the sum is 61.

The square root of 146999959 is about 12124.3539621705. The cubic root of 146999959 is about 527.7631597240.

The spelling of 146999959 in words is "one hundred forty-six million, nine hundred ninety-nine thousand, nine hundred fifty-nine".