140412111354111 has 8 divisors (see below), whose sum is σ = 190285265660464. Its totient is φ = 92073515641920.

The previous prime is 140412111354107. The next prime is 140412111354121. The reversal of 140412111354111 is 111453111214041.

It is a happy number.

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

It is not a de Polignac number, because 140412111354111 - 2² = 140412111354107 is a prime.

It is a super-2 number, since 2×140412111354111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140412111354121) 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, 383639648326 + ... + 383639648691.

It is an arithmetic number, because the mean of its divisors is an integer number (23785658207558).

Almost surely, 2^{140412111354111} is an apocalyptic number.

140412111354111 is a deficient number, since it is larger than the sum of its proper divisors (49873154306353).

140412111354111 is an equidigital number, since it uses as much as digits as its factorization.

140412111354111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767279297081.

The product of its (nonzero) digits is 1920, while the sum is 30.

Adding to 140412111354111 its reverse (111453111214041), we get a palindrome (251865222568152).

The spelling of 140412111354111 in words is "one hundred forty trillion, four hundred twelve billion, one hundred eleven million, three hundred fifty-four thousand, one hundred eleven".