39487942603 has 2 divisors, whose sum is σ = 39487942604. Its totient is φ = 39487942602.

The previous prime is 39487942589. The next prime is 39487942609. The reversal of 39487942603 is 30624978493.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39487942603 is a prime.

It is a super-2 number, since 2×39487942603² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (39487942609) 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, 19743971301 + 19743971302.

It is an arithmetic number, because the mean of its divisors is an integer number (19743971302).

Almost surely, 2^39487942603 is an apocalyptic number.

39487942603 is a deficient number, since it is larger than the sum of its proper divisors (1).

39487942603 is an equidigital number, since it uses as much as digits as its factorization.

39487942603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 39487942603 in words is "thirty-nine billion, four hundred eighty-seven million, nine hundred forty-two thousand, six hundred three".