140426002229 has 2 divisors, whose sum is σ = 140426002230. Its totient is φ = 140426002228.

The previous prime is 140426002217. The next prime is 140426002243. The reversal of 140426002229 is 922200624041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132944098225 + 7481904004 = 364615^2 + 86498^2 .

It is a cyclic number.

It is not a de Polignac number, because 140426002229 - 2²⁰ = 140424953653 is a prime.

It is a super-2 number, since 2×140426002229² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140426002195 and 140426002204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140426007229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70213001114 + 70213001115.

It is an arithmetic number, because the mean of its divisors is an integer number (70213001115).

Almost surely, 2^140426002229 is an apocalyptic number.

It is an amenable number.

140426002229 is a deficient number, since it is larger than the sum of its proper divisors (1).

140426002229 is an equidigital number, since it uses as much as digits as its factorization.

140426002229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 140426002229 in words is "one hundred forty billion, four hundred twenty-six million, two thousand, two hundred twenty-nine".