140311004 has 12 divisors (see below), whose sum is σ = 245842800. Its totient is φ = 70070208.

The previous prime is 140311001. The next prime is 140311007. The reversal of 140311004 is 400113041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (140311001) and next prime (140311007).

It is a self number, because there is not a number n which added to its sum of digits gives 140311004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140311001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17549 + ... + 24260.

It is an arithmetic number, because the mean of its divisors is an integer number (20486900).

Almost surely, 2^140311004 is an apocalyptic number.

It is an amenable number.

140311004 is a deficient number, since it is larger than the sum of its proper divisors (105531796).

140311004 is a wasteful number, since it uses less digits than its factorization.

140311004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42652 (or 42650 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 140311004 is about 11845.2945932130. The cubic root of 140311004 is about 519.6336225920.

Adding to 140311004 its reverse (400113041), we get a palindrome (540424045).

The spelling of 140311004 in words is "one hundred forty million, three hundred eleven thousand, four".