39140653 has 2 divisors, whose sum is σ = 39140654. Its totient is φ = 39140652.

The previous prime is 39140639. The next prime is 39140669. The reversal of 39140653 is 35604193.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36036009 + 3104644 = 6003^2 + 1762^2 .

It is an emirp because it is prime and its reverse (35604193) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39140653 - 2⁹ = 39140141 is a prime.

It is equal to p_2384455 and since 39140653 and 2384455 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39140603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19570326 + 19570327.

It is an arithmetic number, because the mean of its divisors is an integer number (19570327).

Almost surely, 2^39140653 is an apocalyptic number.

It is an amenable number.

39140653 is a deficient number, since it is larger than the sum of its proper divisors (1).

39140653 is an equidigital number, since it uses as much as digits as its factorization.

39140653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 39140653 is about 6256.2491158841. The cubic root of 39140653 is about 339.5283338714.

It can be divided in two parts, 39140 and 653, that added together give a palindrome (39793).

The spelling of 39140653 in words is "thirty-nine million, one hundred forty thousand, six hundred fifty-three".