140066475 has 12 divisors (see below), whose sum is σ = 231576696. Its totient is φ = 74702080.

The previous prime is 140066473. The next prime is 140066477. The reversal of 140066475 is 574660041.

It is an interprime number because it is at equal distance from previous prime (140066473) and next prime (140066477).

It is not a de Polignac number, because 140066475 - 2¹ = 140066473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140066473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 933702 + ... + 933851.

It is an arithmetic number, because the mean of its divisors is an integer number (19298058).

Almost surely, 2^140066475 is an apocalyptic number.

140066475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140066475 is a deficient number, since it is larger than the sum of its proper divisors (91510221).

140066475 is a wasteful number, since it uses less digits than its factorization.

140066475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867566 (or 1867561 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 140066475 is about 11834.9683142795. The cubic root of 140066475 is about 519.3315807633.

The spelling of 140066475 in words is "one hundred forty million, sixty-six thousand, four hundred seventy-five".