140773473 has 6 divisors (see below), whose sum is σ = 203339474. Its totient is φ = 93848976.

The previous prime is 140773471. The next prime is 140773487. The reversal of 140773473 is 374377041.

It can be written as a sum of positive squares in only one way, i.e., 113806224 + 26967249 = 10668^2 + 5193^2 .

It is not a de Polignac number, because 140773473 - 2¹ = 140773471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140773471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7820740 + ... + 7820757.

Almost surely, 2^140773473 is an apocalyptic number.

It is an amenable number.

140773473 is a deficient number, since it is larger than the sum of its proper divisors (62566001).

140773473 is a wasteful number, since it uses less digits than its factorization.

140773473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15641503 (or 15641500 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 36.

The square root of 140773473 is about 11864.7997454656. The cubic root of 140773473 is about 520.2039054866.

It can be divided in two parts, 140773 and 473, that added together give a triangular number (141246 = T₅₃₁).

The spelling of 140773473 in words is "one hundred forty million, seven hundred seventy-three thousand, four hundred seventy-three".