146425919 has 2 divisors, whose sum is σ = 146425920. Its totient is φ = 146425918.

The previous prime is 146425849. The next prime is 146425949. The reversal of 146425919 is 919524641.

146425919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146425919 - 2¹² = 146421823 is a prime.

It is a super-2 number, since 2×146425919² = 42881099509989122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146425949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73212959 + 73212960.

It is an arithmetic number, because the mean of its divisors is an integer number (73212960).

Almost surely, 2^146425919 is an apocalyptic number.

146425919 is a deficient number, since it is larger than the sum of its proper divisors (1).

146425919 is an equidigital number, since it uses as much as digits as its factorization.

146425919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 41.

The square root of 146425919 is about 12100.6577920376. The cubic root of 146425919 is about 527.0752856665.

The spelling of 146425919 in words is "one hundred forty-six million, four hundred twenty-five thousand, nine hundred nineteen".