140451044051 has 4 divisors (see below), whose sum is σ = 140642656032. Its totient is φ = 140259432072.

The previous prime is 140451044029. The next prime is 140451044053. The reversal of 140451044051 is 150440154041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150440154041 = 194069 ⋅775189.

It is a cyclic number.

It is not a de Polignac number, because 140451044051 - 2²⁶ = 140383935187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140451044053) 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, 95804891 + ... + 95806356.

It is an arithmetic number, because the mean of its divisors is an integer number (35160664008).

Almost surely, 2^140451044051 is an apocalyptic number.

140451044051 is a deficient number, since it is larger than the sum of its proper divisors (191611981).

140451044051 is an equidigital number, since it uses as much as digits as its factorization.

140451044051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191611980.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 140451044051 its reverse (150440154041), we get a palindrome (290891198092).

The spelling of 140451044051 in words is "one hundred forty billion, four hundred fifty-one million, forty-four thousand, fifty-one".