2140040121403 has 2 divisors, whose sum is σ = 2140040121404. Its totient is φ = 2140040121402.

The previous prime is 2140040121397. The next prime is 2140040121407. The reversal of 2140040121403 is 3041210400412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2140040121403 - 2¹⁷ = 2140039990331 is a prime.

It is not a weakly prime, because it can be changed into another prime (2140040121407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070020060701 + 1070020060702.

It is an arithmetic number, because the mean of its divisors is an integer number (1070020060702).

Almost surely, 2^{2140040121403} is an apocalyptic number.

2140040121403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140040121403 is an equidigital number, since it uses as much as digits as its factorization.

2140040121403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2140040121403 its reverse (3041210400412), we get a palindrome (5181250521815).

The spelling of 2140040121403 in words is "two trillion, one hundred forty billion, forty million, one hundred twenty-one thousand, four hundred three".