140403204449 has 2 divisors, whose sum is σ = 140403204450. Its totient is φ = 140403204448.

The previous prime is 140403204433. The next prime is 140403204463. The reversal of 140403204449 is 944402304041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104096569600 + 36306634849 = 322640^2 + 190543^2 .

It is a cyclic number.

It is not a de Polignac number, because 140403204449 - 2⁴ = 140403204433 is a prime.

It is a super-3 number, since 3×140403204449³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (140403204649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70201602224 + 70201602225.

It is an arithmetic number, because the mean of its divisors is an integer number (70201602225).

Almost surely, 2^140403204449 is an apocalyptic number.

It is an amenable number.

140403204449 is a deficient number, since it is larger than the sum of its proper divisors (1).

140403204449 is an equidigital number, since it uses as much as digits as its factorization.

140403204449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 140403204449 in words is "one hundred forty billion, four hundred three million, two hundred four thousand, four hundred forty-nine".