140343051 has 8 divisors (see below), whose sum is σ = 188553024. Its totient is φ = 92847560.

The previous prime is 140343037. The next prime is 140343061. The reversal of 140343051 is 150343041.

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

It is not a de Polignac number, because 140343051 - 2¹⁵ = 140310283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140343061) 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, 178161 + ... + 178946.

It is an arithmetic number, because the mean of its divisors is an integer number (23569128).

Almost surely, 2^140343051 is an apocalyptic number.

140343051 is a deficient number, since it is larger than the sum of its proper divisors (48209973).

140343051 is a wasteful number, since it uses less digits than its factorization.

140343051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357241.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 140343051 is about 11846.6472472172. The cubic root of 140343051 is about 519.6731809791.

Adding to 140343051 its reverse (150343041), we get a palindrome (290686092).

The spelling of 140343051 in words is "one hundred forty million, three hundred forty-three thousand, fifty-one".