146781126 has 16 divisors (see below), whose sum is σ = 326180400. Its totient is φ = 48927024.

The previous prime is 146781113. The next prime is 146781127. The reversal of 146781126 is 621187641.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146781127) 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 in 7 ways as a sum of consecutive naturals, for example, 1359031 + ... + 1359138.

It is an arithmetic number, because the mean of its divisors is an integer number (20386275).

Almost surely, 2^146781126 is an apocalyptic number.

146781126 is an abundant number, since it is smaller than the sum of its proper divisors (179399274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146781126 is a wasteful number, since it uses less digits than its factorization.

146781126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718180 (or 2718174 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 146781126 is about 12115.3260789795. The cubic root of 146781126 is about 527.5011429787.

The spelling of 146781126 in words is "one hundred forty-six million, seven hundred eighty-one thousand, one hundred twenty-six".