146136999 has 16 divisors (see below), whose sum is σ = 207226880. Its totient is φ = 91342080.

The previous prime is 146136979. The next prime is 146137051. The reversal of 146136999 is 999631641.

It is not a de Polignac number, because 146136999 - 2⁵ = 146136967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146136929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7687 + ... + 18744.

It is an arithmetic number, because the mean of its divisors is an integer number (12951680).

Almost surely, 2^146136999 is an apocalyptic number.

146136999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

146136999 is a deficient number, since it is larger than the sum of its proper divisors (61089881).

146136999 is a wasteful number, since it uses less digits than its factorization.

146136999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26550.

The product of its digits is 314928, while the sum is 48.

The square root of 146136999 is about 12088.7137032854. The cubic root of 146136999 is about 526.7283915710.

It can be divided in two parts, 14613 and 6999, that added together give a palindrome (21612).

The spelling of 146136999 in words is "one hundred forty-six million, one hundred thirty-six thousand, nine hundred ninety-nine".