146135719 has 2 divisors, whose sum is σ = 146135720. Its totient is φ = 146135718.

The previous prime is 146135713. The next prime is 146135741. The reversal of 146135719 is 917531641.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146135719 - 2³ = 146135711 is a prime.

It is a super-2 number, since 2×146135719² = 42711296735293922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146135711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73067859 + 73067860.

It is an arithmetic number, because the mean of its divisors is an integer number (73067860).

Almost surely, 2^146135719 is an apocalyptic number.

146135719 is a deficient number, since it is larger than the sum of its proper divisors (1).

146135719 is an equidigital number, since it uses as much as digits as its factorization.

146135719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 37.

The square root of 146135719 is about 12088.6607612258. The cubic root of 146135719 is about 526.7268537120.

The spelling of 146135719 in words is "one hundred forty-six million, one hundred thirty-five thousand, seven hundred nineteen".