140323051 has 8 divisors (see below), whose sum is σ = 155236608. Its totient is φ = 125769000.

The previous prime is 140323031. The next prime is 140323067. The reversal of 140323051 is 150323041.

140323051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 140323051 - 2¹³ = 140314859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140323021) 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, 89055 + ... + 90616.

It is an arithmetic number, because the mean of its divisors is an integer number (19404576).

Almost surely, 2^140323051 is an apocalyptic number.

140323051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

140323051 is a deficient number, since it is larger than the sum of its proper divisors (14913557).

140323051 is a wasteful number, since it uses less digits than its factorization.

140323051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179753.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 140323051 is about 11845.8030964557. The cubic root of 140323051 is about 519.6484939538.

Adding to 140323051 its reverse (150323041), we get a palindrome (290646092).

The spelling of 140323051 in words is "one hundred forty million, three hundred twenty-three thousand, fifty-one".