137506887703 has 2 divisors, whose sum is σ = 137506887704. Its totient is φ = 137506887702.

The previous prime is 137506887619. The next prime is 137506887719. The reversal of 137506887703 is 307788605731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137506887703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137506887733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68753443851 + 68753443852.

It is an arithmetic number, because the mean of its divisors is an integer number (68753443852).

Almost surely, 2^137506887703 is an apocalyptic number.

137506887703 is a deficient number, since it is larger than the sum of its proper divisors (1).

137506887703 is an equidigital number, since it uses as much as digits as its factorization.

137506887703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5927040, while the sum is 55.

The spelling of 137506887703 in words is "one hundred thirty-seven billion, five hundred six million, eight hundred eighty-seven thousand, seven hundred three".