146931419 has 2 divisors, whose sum is σ = 146931420. Its totient is φ = 146931418.

The previous prime is 146931377. The next prime is 146931461. The reversal of 146931419 is 914139641.

It is a balanced prime because it is at equal distance from previous prime (146931377) and next prime (146931461).

It is a cyclic number.

It is not a de Polignac number, because 146931419 - 2¹⁶ = 146865883 is a prime.

It is a super-2 number, since 2×146931419² = 43177683778707122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146931919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73465709 + 73465710.

It is an arithmetic number, because the mean of its divisors is an integer number (73465710).

Almost surely, 2^146931419 is an apocalyptic number.

146931419 is a deficient number, since it is larger than the sum of its proper divisors (1).

146931419 is an equidigital number, since it uses as much as digits as its factorization.

146931419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 38.

The square root of 146931419 is about 12121.5270902638. The cubic root of 146931419 is about 527.6811222626.

The spelling of 146931419 in words is "one hundred forty-six million, nine hundred thirty-one thousand, four hundred nineteen".