40142215403 has 2 divisors, whose sum is σ = 40142215404. Its totient is φ = 40142215402.

The previous prime is 40142215387. The next prime is 40142215459. The reversal of 40142215403 is 30451224104.

40142215403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40142215403 - 2⁴ = 40142215387 is a prime.

It is a super-2 number, since 2×40142215403² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40142215493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20071107701 + 20071107702.

It is an arithmetic number, because the mean of its divisors is an integer number (20071107702).

Almost surely, 2^40142215403 is an apocalyptic number.

40142215403 is a deficient number, since it is larger than the sum of its proper divisors (1).

40142215403 is an equidigital number, since it uses as much as digits as its factorization.

40142215403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 40142215403 its reverse (30451224104), we get a palindrome (70593439507).

The spelling of 40142215403 in words is "forty billion, one hundred forty-two million, two hundred fifteen thousand, four hundred three".