140143475 has 6 divisors (see below), whose sum is σ = 173777940. Its totient is φ = 112114760.

The previous prime is 140143463. The next prime is 140143499. The reversal of 140143475 is 574341041.

It is a happy number.

It is not a de Polignac number, because 140143475 - 2¹² = 140139379 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2802845 + ... + 2802894.

It is an arithmetic number, because the mean of its divisors is an integer number (28962990).

Almost surely, 2^140143475 is an apocalyptic number.

140143475 is a deficient number, since it is larger than the sum of its proper divisors (33634465).

140143475 is an equidigital number, since it uses as much as digits as its factorization.

140143475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605749 (or 5605744 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 140143475 is about 11838.2209389756. The cubic root of 140143475 is about 519.4267289330.

The spelling of 140143475 in words is "one hundred forty million, one hundred forty-three thousand, four hundred seventy-five".