15140140138889 has 2 divisors, whose sum is σ = 15140140138890. Its totient is φ = 15140140138888.

The previous prime is 15140140138853. The next prime is 15140140138927. The reversal of 15140140138889 is 98883104104151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9929840857225 + 5210299281664 = 3151165^2 + 2282608^2 .

It is a cyclic number.

It is not a de Polignac number, because 15140140138889 - 2²⁰ = 15140139090313 is a prime.

It is a super-3 number, since 3×15140140138889³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15140140138889.

It is not a weakly prime, because it can be changed into another prime (15140140138789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7570070069444 + 7570070069445.

It is an arithmetic number, because the mean of its divisors is an integer number (7570070069445).

Almost surely, 2^{15140140138889} is an apocalyptic number.

It is an amenable number.

15140140138889 is a deficient number, since it is larger than the sum of its proper divisors (1).

15140140138889 is an equidigital number, since it uses as much as digits as its factorization.

15140140138889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 53.

The spelling of 15140140138889 in words is "fifteen trillion, one hundred forty billion, one hundred forty million, one hundred thirty-eight thousand, eight hundred eighty-nine".