140202073 has 4 divisors (see below), whose sum is σ = 152947728. Its totient is φ = 127456420.

The previous prime is 140202071. The next prime is 140202079. The reversal of 140202073 is 370202041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140202073 - 2¹ = 140202071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140202073.

It is not an unprimeable number, because it can be changed into a prime (140202071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6372811 + ... + 6372832.

It is an arithmetic number, because the mean of its divisors is an integer number (38236932).

Almost surely, 2^140202073 is an apocalyptic number.

It is an amenable number.

140202073 is a deficient number, since it is larger than the sum of its proper divisors (12745655).

140202073 is a wasteful number, since it uses less digits than its factorization.

140202073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12745654.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 140202073 is about 11840.6956299028. The cubic root of 140202073 is about 519.4991145749.

The spelling of 140202073 in words is "one hundred forty million, two hundred two thousand, seventy-three".