140120474 has 8 divisors (see below), whose sum is σ = 226348500. Its totient is φ = 64670976.

The previous prime is 140120471. The next prime is 140120501. The reversal of 140120474 is 474021041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 138180025 + 1940449 = 11755^2 + 1393^2 .

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

It is not an unprimeable number, because it can be changed into a prime (140120471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2694599 + ... + 2694650.

Almost surely, 2^140120474 is an apocalyptic number.

140120474 is a deficient number, since it is larger than the sum of its proper divisors (86228026).

140120474 is a wasteful number, since it uses less digits than its factorization.

140120474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5389264.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 140120474 is about 11837.2494271262. The cubic root of 140120474 is about 519.3983104667.

The spelling of 140120474 in words is "one hundred forty million, one hundred twenty thousand, four hundred seventy-four".