137570117903 has 4 divisors (see below), whose sum is σ = 137898447960. Its totient is φ = 137241787848.

The previous prime is 137570117897. The next prime is 137570117921. The reversal of 137570117903 is 309711075731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 137570117903 - 2¹⁴ = 137570101519 is a prime.

It is a super-2 number, since 2×137570117903² (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 (137570117933) 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, 164164400 + ... + 164165237.

It is an arithmetic number, because the mean of its divisors is an integer number (34474611990).

Almost surely, 2^137570117903 is an apocalyptic number.

137570117903 is a deficient number, since it is larger than the sum of its proper divisors (328330057).

137570117903 is an equidigital number, since it uses as much as digits as its factorization.

137570117903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328330056.

The product of its (nonzero) digits is 138915, while the sum is 44.

The spelling of 137570117903 in words is "one hundred thirty-seven billion, five hundred seventy million, one hundred seventeen thousand, nine hundred three".