140115051 has 6 divisors (see below), whose sum is σ = 202388420. Its totient is φ = 93410028.

The previous prime is 140115049. The next prime is 140115061. The reversal of 140115051 is 150511041.

It is a happy number.

It is not a de Polignac number, because 140115051 - 2¹ = 140115049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140115061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7784161 + ... + 7784178.

Almost surely, 2^140115051 is an apocalyptic number.

140115051 is a deficient number, since it is larger than the sum of its proper divisors (62273369).

140115051 is a wasteful number, since it uses less digits than its factorization.

140115051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15568345 (or 15568342 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 140115051 is about 11837.0203598710. The cubic root of 140115051 is about 519.3916097248.

Adding to 140115051 its reverse (150511041), we get a palindrome (290626092).

The spelling of 140115051 in words is "one hundred forty million, one hundred fifteen thousand, fifty-one".