40430120141 has 2 divisors, whose sum is σ = 40430120142. Its totient is φ = 40430120140.

The previous prime is 40430120099. The next prime is 40430120201. The reversal of 40430120141 is 14102103404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34868092900 + 5562027241 = 186730^2 + 74579^2 .

It is a cyclic number.

It is not a de Polignac number, because 40430120141 - 2⁶ = 40430120077 is a prime.

It is a super-2 number, since 2×40430120141² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40430120041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20215060070 + 20215060071.

It is an arithmetic number, because the mean of its divisors is an integer number (20215060071).

Almost surely, 2^40430120141 is an apocalyptic number.

It is an amenable number.

40430120141 is a deficient number, since it is larger than the sum of its proper divisors (1).

40430120141 is an equidigital number, since it uses as much as digits as its factorization.

40430120141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 40430120141 its reverse (14102103404), we get a palindrome (54532223545).

The spelling of 40430120141 in words is "forty billion, four hundred thirty million, one hundred twenty thousand, one hundred forty-one".