140673477 has 8 divisors (see below), whose sum is σ = 214359616. Its totient is φ = 80384832.

The previous prime is 140673469. The next prime is 140673479. The reversal of 140673477 is 774376041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140673477 - 2³ = 140673469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140673479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3349348 + ... + 3349389.

It is an arithmetic number, because the mean of its divisors is an integer number (26794952).

Almost surely, 2^140673477 is an apocalyptic number.

It is an amenable number.

140673477 is a deficient number, since it is larger than the sum of its proper divisors (73686139).

140673477 is an equidigital number, since it uses as much as digits as its factorization.

140673477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6698747.

The product of its (nonzero) digits is 98784, while the sum is 39.

The square root of 140673477 is about 11860.5850192982. The cubic root of 140673477 is about 520.0807036971.

The spelling of 140673477 in words is "one hundred forty million, six hundred seventy-three thousand, four hundred seventy-seven".