140018127 has 4 divisors (see below), whose sum is σ = 186690840. Its totient is φ = 93345416.

The previous prime is 140018113. The next prime is 140018143. The reversal of 140018127 is 721810041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 721810041 = 3 ⋅240603347.

It is a cyclic number.

It is not a de Polignac number, because 140018127 - 2⁴ = 140018111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140018097 and 140018106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140018107) 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, 23336352 + ... + 23336357.

It is an arithmetic number, because the mean of its divisors is an integer number (46672710).

Almost surely, 2^140018127 is an apocalyptic number.

140018127 is a deficient number, since it is larger than the sum of its proper divisors (46672713).

140018127 is an equidigital number, since it uses as much as digits as its factorization.

140018127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46672712.

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 140018127 is about 11832.9255469643. The cubic root of 140018127 is about 519.2718197752.

Adding to 140018127 its reverse (721810041), we get a palindrome (861828168).

The spelling of 140018127 in words is "one hundred forty million, eighteen thousand, one hundred twenty-seven".