140454031052 has 12 divisors (see below), whose sum is σ = 245811454056. Its totient is φ = 70222187040.

The previous prime is 140454030953. The next prime is 140454031057. The reversal of 140454031052 is 250130454041.

It is not an unprimeable number, because it can be changed into a prime (140454031057) 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, 1141274 + ... + 1258337.

It is an arithmetic number, because the mean of its divisors is an integer number (20484287838).

Almost surely, 2^140454031052 is an apocalyptic number.

It is an amenable number.

140454031052 is a deficient number, since it is larger than the sum of its proper divisors (105357423004).

140454031052 is a wasteful number, since it uses less digits than its factorization.

140454031052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414248 (or 2414246 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 140454031052 its reverse (250130454041), we get a palindrome (390584485093).

The spelling of 140454031052 in words is "one hundred forty billion, four hundred fifty-four million, thirty-one thousand, fifty-two".