140133746 has 8 divisors (see below), whose sum is σ = 210960300. Its totient is φ = 69813648.

The previous prime is 140133731. The next prime is 140133757. The reversal of 140133746 is 647331041.

It can be written as a sum of positive squares in 2 ways, for example, as 133656721 + 6477025 = 11561^2 + 2545^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125921 + ... + 127028.

Almost surely, 2^140133746 is an apocalyptic number.

140133746 is a deficient number, since it is larger than the sum of its proper divisors (70826554).

140133746 is a wasteful number, since it uses less digits than its factorization.

140133746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253228.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 140133746 is about 11837.8100170597. The cubic root of 140133746 is about 519.4147088239.

Adding to 140133746 its reverse (647331041), we get a palindrome (787464787).

The spelling of 140133746 in words is "one hundred forty million, one hundred thirty-three thousand, seven hundred forty-six".