140401356 has 48 divisors (see below), whose sum is σ = 343956480. Its totient is φ = 44516160.

The previous prime is 140401337. The next prime is 140401357. The reversal of 140401356 is 653104041.

140401356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140401357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18750 + ... + 25146.

It is an arithmetic number, because the mean of its divisors is an integer number (7165760).

Almost surely, 2^140401356 is an apocalyptic number.

It is an amenable number.

140401356 is an abundant number, since it is smaller than the sum of its proper divisors (203555124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140401356 is a wasteful number, since it uses less digits than its factorization.

140401356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6494 (or 6492 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 140401356 is about 11849.1078145150. The cubic root of 140401356 is about 519.7451364473.

Adding to 140401356 its reverse (653104041), we get a palindrome (793505397).

The spelling of 140401356 in words is "one hundred forty million, four hundred one thousand, three hundred fifty-six".