140311031433 has 32 divisors (see below), whose sum is σ = 192331950720. Its totient is φ = 90957081600.

The previous prime is 140311031431. The next prime is 140311031437. The reversal of 140311031433 is 334130113041.

It is not a de Polignac number, because 140311031433 - 2¹ = 140311031431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140311031431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6831183 + ... + 6851691.

It is an arithmetic number, because the mean of its divisors is an integer number (6010373460).

Almost surely, 2^140311031433 is an apocalyptic number.

It is an amenable number.

140311031433 is a deficient number, since it is larger than the sum of its proper divisors (52020919287).

140311031433 is a wasteful number, since it uses less digits than its factorization.

140311031433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21017.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 140311031433 its reverse (334130113041), we get a palindrome (474441144474).

The spelling of 140311031433 in words is "one hundred forty billion, three hundred eleven million, thirty-one thousand, four hundred thirty-three".