140462043 has 4 divisors (see below), whose sum is σ = 187282728. Its totient is φ = 93641360.

The previous prime is 140462029. The next prime is 140462053. The reversal of 140462043 is 340264041.

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

It is a cyclic number.

It is not a de Polignac number, because 140462043 - 2⁸ = 140461787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140462053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23410338 + ... + 23410343.

It is an arithmetic number, because the mean of its divisors is an integer number (46820682).

Almost surely, 2^140462043 is an apocalyptic number.

140462043 is a deficient number, since it is larger than the sum of its proper divisors (46820685).

140462043 is an equidigital number, since it uses as much as digits as its factorization.

140462043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46820684.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 140462043 is about 11851.6683635681. The cubic root of 140462043 is about 519.8200104385.

The spelling of 140462043 in words is "one hundred forty million, four hundred sixty-two thousand, forty-three".