140950406 has 4 divisors (see below), whose sum is σ = 211425612. Its totient is φ = 70475202.

The previous prime is 140950399. The next prime is 140950423. The reversal of 140950406 is 604059041.

140950406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35237600 + ... + 35237603.

It is an arithmetic number, because the mean of its divisors is an integer number (52856403).

Almost surely, 2^140950406 is an apocalyptic number.

140950406 is a deficient number, since it is larger than the sum of its proper divisors (70475206).

140950406 is an equidigital number, since it uses as much as digits as its factorization.

140950406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70475205.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 140950406 is about 11872.2536192586. The cubic root of 140950406 is about 520.4217559605.

It can be divided in two parts, 1409 and 50406, that added together give a palindrome (51815).

The spelling of 140950406 in words is "one hundred forty million, nine hundred fifty thousand, four hundred six".