140133734 has 16 divisors (see below), whose sum is σ = 226983120. Its totient is φ = 64501920.

The previous prime is 140133731. The next prime is 140133757. The reversal of 140133734 is 437331041.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140133731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2744 + ... + 16964.

It is an arithmetic number, because the mean of its divisors is an integer number (14186445).

Almost surely, 2^140133734 is an apocalyptic number.

140133734 is a deficient number, since it is larger than the sum of its proper divisors (86849386).

140133734 is a wasteful number, since it uses less digits than its factorization.

140133734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14615.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 140133734 is about 11837.8095102092. The cubic root of 140133734 is about 519.4146939976.

Adding to 140133734 its reverse (437331041), we get a palindrome (577464775).

The spelling of 140133734 in words is "one hundred forty million, one hundred thirty-three thousand, seven hundred thirty-four".