137321266703 has 4 divisors (see below), whose sum is σ = 137324779128. Its totient is φ = 137317754280.

The previous prime is 137321266699. The next prime is 137321266829. The reversal of 137321266703 is 307662123731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 307662123731 = 821 ⋅374740711.

It is a cyclic number.

It is not a de Polignac number, because 137321266703 - 2² = 137321266699 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137321566703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1696901 + ... + 1775982.

It is an arithmetic number, because the mean of its divisors is an integer number (34331194782).

Almost surely, 2^137321266703 is an apocalyptic number.

137321266703 is a deficient number, since it is larger than the sum of its proper divisors (3512425).

137321266703 is an equidigital number, since it uses as much as digits as its factorization.

137321266703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512424.

The product of its (nonzero) digits is 190512, while the sum is 41.

The spelling of 137321266703 in words is "one hundred thirty-seven billion, three hundred twenty-one million, two hundred sixty-six thousand, seven hundred three".