140361146 has 16 divisors (see below), whose sum is σ = 223329960. Its totient is φ = 65932800.

The previous prime is 140361139. The next prime is 140361167. The reversal of 140361146 is 641163041.

It can be written as a sum of positive squares in 4 ways, for example, as 120012025 + 20349121 = 10955^2 + 4511^2 .

It is an unprimeable number.

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, 17000 + ... + 23868.

Almost surely, 2^140361146 is an apocalyptic number.

140361146 is a deficient number, since it is larger than the sum of its proper divisors (82968814).

140361146 is a wasteful number, since it uses less digits than its factorization.

140361146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7489.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 140361146 is about 11847.4109407921. The cubic root of 140361146 is about 519.6955145444.

The spelling of 140361146 in words is "one hundred forty million, three hundred sixty-one thousand, one hundred forty-six".