137226521703 has 8 divisors (see below), whose sum is σ = 183210401008. Its totient is φ = 91363495104.

The previous prime is 137226521693. The next prime is 137226521713. The reversal of 137226521703 is 307125622731.

It is an interprime number because it is at equal distance from previous prime (137226521693) and next prime (137226521713).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137226521703 - 2⁴ = 137226521687 is a prime.

It is a super-2 number, since 2×137226521703² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137226521713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30210526 + ... + 30215067.

It is an arithmetic number, because the mean of its divisors is an integer number (22901300126).

Almost surely, 2^137226521703 is an apocalyptic number.

137226521703 is a deficient number, since it is larger than the sum of its proper divisors (45983879305).

137226521703 is an equidigital number, since it uses as much as digits as its factorization.

137226521703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60426353.

The product of its (nonzero) digits is 105840, while the sum is 39.

The spelling of 137226521703 in words is "one hundred thirty-seven billion, two hundred twenty-six million, five hundred twenty-one thousand, seven hundred three".