140415313 has 2 divisors, whose sum is σ = 140415314. Its totient is φ = 140415312.

The previous prime is 140415293. The next prime is 140415343. The reversal of 140415313 is 313514041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81938704 + 58476609 = 9052^2 + 7647^2 .

It is a cyclic number.

It is not a de Polignac number, because 140415313 - 2¹³ = 140407121 is a prime.

It is not a weakly prime, because it can be changed into another prime (140415343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70207656 + 70207657.

It is an arithmetic number, because the mean of its divisors is an integer number (70207657).

Almost surely, 2^140415313 is an apocalyptic number.

It is an amenable number.

140415313 is a deficient number, since it is larger than the sum of its proper divisors (1).

140415313 is an equidigital number, since it uses as much as digits as its factorization.

140415313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 140415313 is about 11849.6967471746. The cubic root of 140415313 is about 519.7623581293.

Adding to 140415313 its reverse (313514041), we get a palindrome (453929354).

The spelling of 140415313 in words is "one hundred forty million, four hundred fifteen thousand, three hundred thirteen".